Ahls
abbr. 抗人淋巴细胞血清（antihuman-lymphocyte serum）
🗣️ 情景例句
but it's too early to know for sure.
但我现在还不能决定。
He who makes no mistakes, makes nothing.
不犯错误，成不了事。
They look young! Who's that man?
他们看上去好年轻啊！那个人是谁？