B2 verb 中性

injection

/ɪnˈdʒek.ʃən/

An injection is the act of putting a liquid, especially a drug, into a person's body using a needle and a syringe. Metaphorically, it refers to the act of introducing something new, such as money or energy, into a system or organization to improve it.

例句

3 / 5
1

The nurse gave the young boy a flu injection to protect him during the winter.

The nurse gave the young boy a flu injection to protect him during the winter.

2

The patient requires a subcutaneous injection of insulin twice daily to manage their blood sugar levels.

The patient requires a subcutaneous injection of insulin twice daily to manage their blood sugar levels.

3

I really hate getting injections; I usually have to look away from the needle.

I really hate getting injections; I usually have to look away from the needle.

词族

名词
injection
Verb
inject
形容词
injectable
相关
injector
💡

记忆技巧

Think of 'IN-jection' as putting something 'IN' like a fast-moving 'JET'.

快速测验

The economy needs a massive ______ of liquidity to prevent a total market collapse.

正确!

正确答案是: injection

例句

1

The nurse gave the young boy a flu injection to protect him during the winter.

everyday

The nurse gave the young boy a flu injection to protect him during the winter.

2

The patient requires a subcutaneous injection of insulin twice daily to manage their blood sugar levels.

formal

The patient requires a subcutaneous injection of insulin twice daily to manage their blood sugar levels.

3

I really hate getting injections; I usually have to look away from the needle.

informal

I really hate getting injections; I usually have to look away from the needle.

4

The study analyzes the physiological effects following the intravenous injection of the compound.

academic

The study analyzes the physiological effects following the intravenous injection of the compound.

5

The struggling tech firm is seeking a major injection of capital from venture capitalists.

business

The struggling tech firm is seeking a major injection of capital from venture capitalists.

词族

名词
injection
Verb
inject
形容词
injectable
相关
injector

常见搭配

lethal injection lethal injection
capital injection capital injection
give an injection give an injection
booster injection booster injection
fuel injection fuel injection

常用短语

injection of cash

injection of cash

shot in the arm

shot in the arm

fuel injection system

fuel injection system

容易混淆的词

injection vs infection

An injection is the act of putting fluid in, while an infection is a disease caused by germs.

injection vs insertion

Insertion is the general act of putting something inside, whereas an injection specifically involves a needle and fluid.

📝

使用说明

Use 'injection' primarily in medical contexts for shots or in economic contexts to describe a sudden boost of money or resources. In British English, the informal term 'jab' is often preferred for vaccinations.

⚠️

常见错误

Learners often misspell the word as 'inflection' or confuse it with 'infection' because they sound similar.

💡

记忆技巧

Think of 'IN-jection' as putting something 'IN' like a fast-moving 'JET'.

📖

词源

Derived from the Latin 'injectio', meaning 'a throwing in' or 'to throw into'.

语法模式

Countable noun: injections (plural) Often followed by the preposition 'of' (e.g., an injection of funds)
🌍

文化背景

In many Western countries, the term 'jab' became highly common during the COVID-19 pandemic to refer to the vaccine injection.

快速测验

The economy needs a massive ______ of liquidity to prevent a total market collapse.

正确!

正确答案是: injection

相关词

exarchness

C1

The state or quality of being an exarch, specifically referring to the authoritative status or regional jurisdiction of a deputy ruler or high-ranking ecclesiastical official. It describes the inherent power and dignity associated with governing a province or diocese on behalf of a higher sovereign.

perihumer

C1

A technical term referring to the anatomical region or specific tissue structures immediately surrounding the humerus bone in the upper arm. It is primarily used in orthopedic medicine and physical therapy to describe areas of concern during surgery, injury assessment, or prosthetic fitting.

microfluship

C1

A precise, automated release of a minimal amount of fluid or data used to clear a micro-system or reset high-sensitivity sensors. It is typically employed in microfluidic engineering and advanced computing to prevent sediment buildup or signal noise.

antiponness

C1

The quality or state of being opposed to or averse to hard labor, toil, or physical exertion. It describes a deep-seated resistance to performing arduous tasks, often found in philosophical or psychological discussions about the nature of work.

forenumerary

C1

Describes something that pertains to an initial or preliminary counting or listing that occurs before the main enumeration. It is typically used in administrative, historical, or technical contexts to refer to items or individuals recorded ahead of a final official tally.

detangite

C1

To separate components, strands, or ideas that have become intricately intertwined or knotted. It is most frequently used in formal or technical contexts to describe the process of unravelling a complex situation, data set, or physical structure.

unitangine

C1

Describing a process or system that operates through a single point of contact or a singular, unbranching focus. It is often used in technical or analytical contexts to denote a direct and isolated interaction between two entities.

enjectment

C1

Ejectment is a legal action or remedy brought by a person who claims title to real property to recover possession of that property. It is primarily used to remove a tenant or squatter who is wrongfully occupying the land and to settle disputes regarding the rightful owner's title.

invertite

C1

Describing something that has been reversed in position, order, or nature, or turned upside down. It is a highly specialized or archaic term used primarily in technical, historical, or biological contexts to denote a state of inversion.

malteghood

C1

Describing a state marked by deep-seated communal loyalty and historical resilience. It refers to qualities or behaviors that prioritize the preservation of a group's collective identity and shared fortitude above individual interests.

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