Colin had been instructed as to the law of whispers and low voices several days before.

科林几天前就知道了要遵守压低声音、低声说话的法则。

youdao

This patient should be duly informed about this risk, and should be instructed as to the circumstances that should lead her to seek medical assistance.

应适时地通知患者此风险，并指导她何时需向医生寻求支持。

youdao

She arrived at 10 o'clock as instructed.

她依照指示于10点钟到达。

《牛津词典》

"There are some remaining technical minor problems, and our teams have been instructed to work as fast as possible."

VOA: standard.2010.06.24

"Tell me about my father, " Mr. Koch instructed me as I eased onto the couch next to him.

WSJ: Ed Koch: A Mayor and His City

One of the sea lions, Hazy, eagerly dives into the still waters and, as instructed, makes her way into an enclosure which serves as a kind of underwater laboratory.

BBC: Sea lion test to probe declines

Chen replied that it had already been charged to his research vote as instructed by him.

CNN: LETTERS AND COMMENT