Enynic
烯炔酸的
🗣️ 情景例句
I can speak English as far as foreign languages are concerned.
就外语来说，我只会讲英语。
We intend to place large regular orders, and would therefore like to know what quantity discounts you allow.
我方将定期大量订购，因此想知道你方给多少数量折扣。
Do you often have sports at school?
你在学校经常参加体育活动吗？