Prestressing
预加应力; 预拉伸
🗣️ 情景例句
In other words, I'm in wonderful condition.
总之， 我身体非常好。
Will the flight be delayed?
这班机会延误吗？
They may also have used wood and skins, but these have rotted away.
他们也可能用过木头和兽皮，但这类东西早已腐烂殆尽。