We carefully watched every detail of his action.

我们仔细观察了他动作的每个细节。

youdao

He is a slippery customer, and should be carefully watched.

他可是个狡猾的主顾，得小心看着他。

《柯林斯英汉双解大词典》

We carefully watched every detail of his action .

我们仔细观察了他动作的每个细节。

youdao

What was happening was, these banks were not being watched carefully enough; their capital requirements were not enough for the kind of assets they were investing.

当初是因为,对这些银行监管不力,它们的资本水平没有达到,投资这类资产的要求

耶鲁公开课 - 金融市场课程节选

Crude oil and gasoline inventories are among the most carefully watched economic statistics there are.

FORBES: Are Speculators Responsible for Today's Higher Oil Prices?

Advertising is a Science and if you want Advertising to pay you, it must be carefully watched.

BBC: NEWS | UK | Magazine | Dial H for history

As we worked slowly through the line-up, Yang carefully watched and listened to my reactions to each scent.

FORBES: Want To Change Your Life? Change Your Scent