Machine hours
[化] 机器运转时间
🧩 词语组成解析
n. 小时（hour的复数形式）
🗣️ 情景例句
Here are the X-rays you wanted, Dr. Stewart.
这是你要的X光片，Stewart医师。
La, la, I wash them, and then I dry them.
啦啦，洗濯之后就把它们晒干。
'Then I'll come with you,' he answered.'There's always plenty to read in the waiting room!
“那我也跟你去，候诊室里总有很多东西可供阅读！”他回答。