Bipentene
双戊烯
🗣️ 情景例句
Let's see. Oh, welcome home.
让我看看。噢， 欢迎回家来。
If your prices are more favorable than those of your competitors we shall send you our order.
如果你方价格比其他竞争对手的优惠，我们将向你们订货。
What shall we do then?
那么我们干啥？