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
Where was that?
在什么地方？
Listen and repeat.
先听，然后再重复一遍。
The writer stated that Rastus was in safe hands and would be returned immediately if Mrs.Ramsay paid a ransom of $1,000.
写信人声称拉斯特斯安然无恙，只要拉姆齐太太愿意支付1，000 英镑赎金，可以立即将猫送还。