来自古法语 reconoistre,去辨认，去证实，来自拉丁语 recognoscere,知道，回想，认出，来自 re-,再，重新，con-,表强调，-gn,知道，了解，词源同 know,note.引申词义侦察。

1. It'seems wise to reconnoiter before entering the town.

在进入那城以前,先侦察一下是明智的.

2. His intention had been to reconnoiter.

他的意图是侦察一下.

3. I thought it was dangerous, but he insisted and went on ahead to reconnoiter.

我认为那太危险了, 但他却坚持要去探探路.

4. These days, I am attentive reconnoiter, to capture the sound that interferes old Mom toasleep.

这些天, 我细心侦察, 想抓住干扰老妈入睡的声音.

5. Li Mingchao Coal seam gas and its reconnoiter and exploitation. Beijing: Geology Publishing House, 1996.

李明潮,梁生正,赵克镜.煤层气及其勘探开发[M]. 北京: 地质出版社, 1996.