check on

We're checking on how their food was.

我常去查看他食。

He had checked into the dilapidated Bayamo Hotel on schedule.

他按时住进了破旧贝阿莫旅社。

They made frequent checks on his respiration,pulse and blood.

他经常检查他呼吸、脉搏和血液。

The trainee checked out all right on his first flight.

受训者第一次飞行完合格。

Leaving some fields fallow provided a natural check on insect populations.

让一些土地休耕是自然控制昆虫数量办法。

The police were checking up on what the man had told him.

警察正在对那个人所说事进行彻底核。