Polyisoprenes
(polyisoprene 的复数) n.[化]聚异戊二烯
🗣️ 情景例句
so that we don't have to worry about any structural problems.
我们就可以不用担心任何结构上的问题。
His trousers in the wardrobe.
他的裤子在衣柜里。
Between 8:00 and 9:00.
8：00－9：00之间吧。