测定
To determine, measure, or test a value, quantity, or chemical property through scientific methods.
أمثلة
3 من 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.
عائلة الكلمة
نصيحة للحفظ
测 (measure) + 定 (set/determine) = To measure and then set the final value.
اختبار سريع
实验室正在___新药在血液中的浓度。
صحيح!
الإجابة الصحيحة هي: 测定
أمثلة
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.
عائلة الكلمة
تلازمات شائعة
العبارات الشائعة
年代测定
dating (e.g., carbon dating)
物理测定
physical measurement
在线测定
online/real-time measurement
يُخلط عادةً مع
测量 is general 'measuring' (length, weight), while 测定 implies 'determining' a specific property or value through a process.
ملاحظات الاستخدام
Essential for IELTS Academic Reading and Writing Task 1/2 when discussing scientific experiments or data.
أخطاء شائعة
Using '测量' for chemical or complex property determinations where '测定' is better.
نصيحة للحفظ
测 (measure) + 定 (set/determine) = To measure and then set the final value.
أصل الكلمة
测 (to survey/measure) + 定 (to fix/decide).
أنماط نحوية
اختبار سريع
实验室正在___新药在血液中的浓度。
صحيح!
الإجابة الصحيحة هي: 测定
مفردات ذات صلة
مزيد من كلمات science
捕食
B1The act of one animal preying on others for food. This is essential vocabulary for TOEFL lectures describing predator-prey relationships.
绝种
B1The state or process of a species, family, or larger group being or becoming extinct. A core concept in TOEFL passages about dinosaurs or environmental conservation.
降水
B1Any form of water, such as rain, snow, sleet, or hail, that falls to the ground from the atmosphere.
繁殖
B1To produce offspring; to reproduce. A core vocabulary word for TOEFL passages about life cycles and biology.
绝迹
B1To become extinct or to disappear completely so that no trace is left.
沉积
B1The process where material is deposited or settles at the bottom of a liquid; also refers to geological sedimentation.
海拔
B1The height of an object or place above sea level.
光合作用
B1The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.
变异
B1A change or difference in condition, amount, or level, typically with a reference to biological genetic mutation. Very common in TOEFL evolution and genetics passages.
颗粒
B1A small compact body, such as a grain or a tiny piece of matter.
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