B2 noun 中性

インフラ

/iɴ.ɸɯ.ɾa/

The basic physical and organizational structures and facilities (e.g., buildings, roads, power supplies) needed for the operation of a society or enterprise.

例句

3 / 5
1

地震のあと、電気や水道などのライフライン・インフラが復旧した。

After the earthquake, lifeline infrastructure such as electricity and water was restored.

2

インターネットは今や、社会に不可欠なインフラだ。

The internet is now an indispensable infrastructure for society.

3

この町はインフラが整っていないので、生活が不便だ。

This town's infrastructure is not well-developed, making life inconvenient.

词族

名词
インフラ
💡

记忆技巧

Think of it as the 'under' (infra) structure that holds everything up.

快速测验

経済発展のためには、道路や港などの( )の整備が欠かせない。

正确!

正确答案是: インフラ

例句

1

地震のあと、電気や水道などのライフライン・インフラが復旧した。

formal

After the earthquake, lifeline infrastructure such as electricity and water was restored.

2

インターネットは今や、社会に不可欠なインフラだ。

academic

The internet is now an indispensable infrastructure for society.

3

この町はインフラが整っていないので、生活が不便だ。

informal

This town's infrastructure is not well-developed, making life inconvenient.

4

ITインフラの強化は、わが社の最優先課題です。

business

Strengthening IT infrastructure is our company's top priority.

5

都市インフラの老朽化が、先進国の共通の悩みとなっている。

academic

Aging urban infrastructure has become a common concern for developed countries.

词族

名词
インフラ

常见搭配

インフラ整備 infrastructure development
ITインフラ IT infrastructure
インフラが整う infrastructure is ready/equipped
社会インフラ social infrastructure
インフラ投資 infrastructure investment

常用短语

インフラ構築

Infrastructure construction

インフラ輸出

Infrastructure export

生活インフラ

Living infrastructure

容易混淆的词

インフラ vs 設備

Setsubi (facility/equipment) can refer to small-scale items in a building, while Infura refers to large-scale societal systems.

📝

使用说明

A katakana loanword that is highly standard in academic and business contexts.

⚠️

常见错误

Learners often use the full 'infrastructure' (インフラストラクチャー), but the shortened 'インフラ' is much more common in Japanese.

💡

记忆技巧

Think of it as the 'under' (infra) structure that holds everything up.

📖

词源

Shortened from the English word 'infrastructure'.

语法模式

インフラを整える インフラを整備する
🌍

文化背景

Japan is famous for its high-quality public transport and internet infrastructure.

快速测验

経済発展のためには、道路や港などの( )の整備が欠かせない。

正确!

正确答案是: インフラ

更多technology词汇

設定

B1

The act of setting up or establishing something, such as rules, goals, or technical configurations. In literature, it refers to the setting/premise of a story.

削除

A1

The act of deleting or removing digital data, written text, or specific items from a list or document. It is the standard term used for the 'Delete' function in software, apps, and computer systems.

認証

A1

Authentication is the process of verifying a person's identity or the validity of information. In technology, it refers to logging into a system using credentials like a password or fingerprint to prove who you are.

補完

B1

To add something to another thing to make it better or complete. It is used when two parts work together to fill in each other's gaps.

脆弱

B2

Being fragile, weak, or vulnerable. In modern contexts, it often refers to social structures, physical health, or cybersecurity flaws.

互換

B2

The ability of different systems, components, or software to work together or be exchanged without modification. Compatibility.

駆使

B2

To use something freely and skillfully, especially a language, a tool, or a technology. It implies a high level of proficiency and command.

欠陥

B2

A physical defect, flaw, or imperfection in a system, product, or person's character. It implies that something is missing or broken, preventing it from functioning correctly.

基幹

B2

The core, backbone, or most essential part of a system, organization, or infrastructure. It supports the entire structure and is critical for its operation.

普及

B2

To spread widely among the general public or to become common usage. Often used for technology, ideas, or products.

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