Microfiches
n. 单片缩影胶片( microfiche的复数形式 )
🗣️ 情景例句
OK. Keep those knees up.
好 ，膝盖抬高。
How much is it by registered mail?
挂号信要多少钱？
It is hard for us to realize nowadays how difficult it was for the pioneers.
我们今天很难想像昔日的登山先驱们是多么艰苦。