Machine-hour
n. 机器工时
🧩 词语组成解析
hour
['aʊɚ]
n. 小时，钟头;时间，时刻;固定时间;课时;
🗣️ 情景例句
Why does he want to do that?
为什么他要那么做呢？
Man is a tool-using animal.
人是用器之兽。
This hobby educates one not only in the chosen subject, but also in general matters which have some bearing on it.
这种爱好不仅能使人从选择的专题中受到教育，而且也能从与之有关的一般事物中获得长进。