Leptinidine
莱普亭定(生物碱)
🗣️ 情景例句
But it is not polite to ask older people their age.
但问老人的年龄是不礼貌的。
Absolutely.
是这样；当然是；绝对如此。
What is your best price on this item?
此一品目的最低价是多少？