Keep a sharp lookout
严密监视
🧩 词语组成解析
keep
[kip]
vt. 保持;保留;遵守;阻止;
vi. （食品）保持新;保持健康;
n. 保持，保养;供养，抚养;生活，生计;饲料；牧草;
sharp
[ʃɑ:p]
adj. 敏锐的;锋利的;狡猾的，聪明的;尖锐的;
adv. 猛烈地;尖锐地;尖利地;偏高地;
n. 升半音;尖头;骗子;内行，专家;
vt. [音乐]把（音调）升高（半音）;
vi. [音乐]升音演奏（或演唱）;
lookout
['luk'aut]
n. 守望;远景，前途;瞭望台;警戒;
🗣️ 情景例句
This is my mother.
这是我母亲。
Shameless!
无耻！
A few hours earlier, someone had told the police that thieves would try to steal the diamonds.
数小时以前，有人向警方报告，说有人企图偷走这些钻石。