Plumbane
烃基铅
🗣️ 情景例句
She has now held the post of Prime Minister longer than anyone else this century.
她现在担任首相任期之长在本世纪是前所未有的。
Yes,you are.
是的，你是。
Not realizing who she was, the assistant was eager to serve her this time.
那个售货员没有认出她是谁，这一回接待她的态度非常殷勤。