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
At 4, but I have to leave by 3:00 to get there on time.
四点，不过我三点必须离开，才能准时到那里。
Everything is good in its season.
万物逢时皆美好。
Why?what happened.
为什么？怎么啦？