Dipropenyl
联丙烯基, 已二烯
🗣️ 情景例句
I represent the Hassan Trading Company.
我是哈森贸易公司的代表。
How much does a round trip ticket to go there cost?
一张去那边的往返票要多少钱？
Occasionally, unusual creatures are washed to the shore, but they are rarely caught out at sea.
一些异常的生物偶尔会被冲到岸上来，但它们在海上却极少能被捕到。