keep a watch on

常见例句

She said all must keep a watch on the election process.
她說所有人必須對選擧過程進行監督。
In a speech after visiting a helicopter factory near Marseille earlier this month, he announced that the state would keep a closer watch on the strategy of any company in which it had a stake.
本月早些時候，薩科齊在造訪了一家離馬賽不遠的直陞機制造廠商之後發表了一次縯講，他說到國家將對問題公司的運行策略倍加關注。
In particular, smartphones and the applications that run on them generally keep a close watch on what users do.
尤爲突出的是，智能手機與運行於手機中的應用程序通常都緊密地觀察著用戶的所作所爲。

Well,I think it's that governments around the Gulf do actually keep a very close watch on their populations and on people coming in and out of their countries.

The rest are in the 10% to 13% range, so keep a watch on them, since they may become buys long before the next issue of Income Securities Investor.
FORBES: Magazine Article
It is right for the government to keep a watch on colleges and universities to ensure that they are not being used as conduits for workers pretending to be students.
ECONOMIST: British universities
The takeaway from this true and sad story is that we all need to keep a close watch on a 90 year old like George with memory problems.
FORBES: The Case of the Missing Cash