TRACER - Định nghĩa trong Từ điển tiếng Anh
tracer (noun)
/ˈtreɪsər/
Giải nghĩa:
A substance or device used to follow the movement or path of something
Ví dụ:
The scientists used a chemical tracer to track the movement of the drug in the patient's body.
tracer (noun)
/ˈtreɪsər/
Giải nghĩa:
A bullet or shell whose course is made visible by a trail of flames or smoke
Ví dụ:
The soldiers fired tracer rounds into the dark to mark the enemy's position.
Cách sử dụng
The word 'tracer' can be used in various contexts, but one common meaning refers to a device or substance used to track or follow the movement of something. For example, in spy movies, agents use tracers to follow the movements of suspects. In science and engineering fields, tracers can be used to analyze the flow of fluids, gases, or electricity. In the military, tracer bullets are used to help shooters adjust their aim at night. Therefore, when you hear or see the word 'tracer,' it is important to understand the specific meaning and context it is being used in.
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