1.stretch from 延伸
例句:Most stretch yarns can be extended from one and one-half to twice their normal or relaxed length.
大多數彈力絲可被拉伸到正常或松馳狀態長度的1倍半到2倍 。
2.from to 從...到
例句:He was fired from his job after roughing up a colleague.
他因為對一位同事動粗而被開除了 。
3.struggle to 斗爭
例句:At all events, we will carry the struggle to the end.
無論如何,我們要將斗爭進行到底 。
4.be made of 用…造成
例句:The pipes should be made of plastic .
這些管子應該是用塑料制作的 。