Pretensioning
預(yù)拉; 預(yù)拉伸; 先張技術(shù)
??? 情景例句
This is a little difficult for her.
這對(duì)她來說有點(diǎn)不習(xí)慣。
Many a little makes a mickle.
積少便成多。
OK, Mum. I'll get it.
好的，媽媽。我來接。