reconnaissance
Definition
A preliminary survey or exploration to gather information, especially in a military context.
中文 为了收集信息（尤其是在军事背景下）进行的初步调查或探索。
Example
"The troops sent out a reconnaissance mission before advancing."
A preliminary survey or exploration to gather information, especially in a military context.
中文 为了收集信息（尤其是在军事背景下）进行的初步调查或探索。
"The troops sent out a reconnaissance mission before advancing."