Sexo
[医][=serum xanthine oxidase]血清次黄嘌呤氧化酶
🗣️ 情景例句
... and I do need some advice on a difficult problem.
……我的确有一个难题要请教你。
Can we make the 5:30 train?
我们能赶上5:30的火车？
Kate, could you answer the telephone, please? I'm busy.
凯特，你能接一下电话吗？我忙着呢。