测定
To determine, measure, or test a value, quantity, or chemical property through scientific methods.
Exemples
3 sur 5医生帮我测定了血压。
The doctor determined/measured my blood pressure.
我们需要准确测定空气中的污染物含量。
We need to accurately determine the content of pollutants in the air.
测定一下这块地的长宽。
Measure the length and width of this plot.
Famille de mots
Astuce mémo
测 (measure) + 定 (set/determine) = To measure and then set the final value.
Quiz rapide
实验室正在___新药在血液中的浓度。
Correct !
La bonne réponse est : 测定
Exemples
医生帮我测定了血压。
everydayThe doctor determined/measured my blood pressure.
我们需要准确测定空气中的污染物含量。
formalWe need to accurately determine the content of pollutants in the air.
测定一下这块地的长宽。
informalMeasure the length and width of this plot.
碳-14年代测定法常用于考古研究。
academicCarbon-14 dating is commonly used in archaeological research.
质量检测部负责测定产品的使用寿命。
businessThe quality inspection department is responsible for determining the product's lifespan.
Famille de mots
Collocations courantes
Phrases Courantes
年代测定
dating (e.g., carbon dating)
物理测定
physical measurement
在线测定
online/real-time measurement
Souvent confondu avec
测量 is general 'measuring' (length, weight), while 测定 implies 'determining' a specific property or value through a process.
Notes d'usage
Essential for IELTS Academic Reading and Writing Task 1/2 when discussing scientific experiments or data.
Erreurs courantes
Using '测量' for chemical or complex property determinations where '测定' is better.
Astuce mémo
测 (measure) + 定 (set/determine) = To measure and then set the final value.
Origine du mot
测 (to survey/measure) + 定 (to fix/decide).
Modèles grammaticaux
Quiz rapide
实验室正在___新药在血液中的浓度。
Correct !
La bonne réponse est : 测定
Vocabulaire associé
Plus de mots sur science
损耗
B1The loss or reduction of something (like energy, materials, or value) due to use, friction, or natural processes.
鉴别
B1To identify and distinguish the qualities or authenticity of something. It is often used for evaluating art, products, or scientific samples.
生存
B1The state or fact of continuing to live or exist, typically in spite of an accident, ordeal, or difficult circumstances.
微观
B1Relating to the small-scale or specific details of something. It is the opposite of macro, focusing on individual components or microscopic levels.
实验室
B1A room or building equipped for scientific experiments, research, or teaching.
复杂
B1Involving a lot of different but related parts; difficult to understand. Used to describe issues, systems, or tasks in IELTS.
预测
B1To say or estimate that a specified thing will happen in the future or will be a consequence of something. Common in data interpretation.
实证
B1Empirical proof or evidence; knowledge or verification based on observation and experiment rather than theory.
重叠
B1To cover part of the same area of space or time; to overlap. It can be used for physical objects or abstract concepts like schedules or roles.
频率
B1The rate at which something occurs or is repeated over a particular period of time. It is used in both scientific and everyday contexts.
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