Simple machine
n. 简单机械
📖 牛津释义
simple machine
any simple instrument used as (part of) a machine, eg a wheel, lever, pulley 简单机械（如轮、 杠杆、 滑轮）.
🧩 词语组成解析
🗣️ 情景例句
I think the problem can be gotton over without too much difficulty.
我认为问题不难解决。
A man alone is either a saint or a devil.
孤身独处的人可以为圣哲，也可为恶魔。
The winch was again put into operation and one of the men started up the truck.
绞盘机再次启动，一位工人发动了急修车的引擎。