A-ninopterin
[化] 锑银矿
🧩 词语组成解析
[化] 9-甲叶酸
🗣️ 情景例句
We want to leave on May 1st and return on May 8th.
我想五月一日走，五月八日回来。
We have a wide selection of sweaters that will appeal to all ages, and in particular the teenager market which you specified.
我们有各种各样适合各个年龄层次的羊毛衫，特别是您专门提到的青少年市场。
When was the house built?
这幢房子是什么时候建造的？