Polyisoprenes
(polyisoprene 的复数) n.[化]聚异戊二烯
🗣️ 情景例句
But you may rest assured that the payment is guaranteed.
但是你尽可以放心，我们的付款是有保障的。
Something's come up.
有点事。
'Excuse me,' she said.'Can you tell me the way to King Street, please?'
“对不起，您能告诉我到国王街怎么走吗？”她说。