Machine-hour standards
[经] 机器小时标准
🧩 词语组成解析
hour
['aʊɚ]
n. 小时，钟头;时间，时刻;固定时间;课时;
n. 标准；规格（standard的复数）
🗣️ 情景例句
I'm out of a job at the moment.
现在我失业了。
It took him a long time to make up his mind.
下决心花了他很长时间。
From one's own front door to home or foreign hills or sands and back again, everything is to hand.
从自己的家门出发到国内国外的山区或沙滩上露营然后返回，一切都很便利。