Pepthiomycin
肽硫霉素
🗣️ 情景例句
You make me feel so proud to be part of our family.
你让我以成为我们家庭的一员而自豪。
What do economists say about the present crisis?
经济学家们对于现在的危机做何说法？
Where have you been?
你去哪儿了？