Watchkeeper
值班人员
🗣️ 情景例句
He's been here for years, he should know the ins and outs of the job by now.
他在这里已经好多年，现在理应熟悉各方面的工作了。
He told me to take these pills every four hours.
他告诉了我每4小时吃一次这些药片。
I know that he's doing his best, but he says that he is a little weak in Chinese.
我知道他非常努力，但他说他的中文有点儿差。