Hecogenin
n. [化]龙舌蓝皂苷配基
🗣️ 情景例句
Can you tell me how to get to Linden Street, in Riverdale?
你能告诉我怎么去Riverdale的林登街吗?
He is on the phone.
他正在通话。
What kind of quality control do you have?
你们用什么办法来控制质量呢？