Alkalidavyne
钠钙霞石
🗣️ 情景例句
I don't know. It's locked.
不知道， 锁着呢。
I invited him ti come down, but he wouldn't.
我请他下来，但是他不肯。
We can offer a 10% discount for orders over 10000 pieces.
订购一万个以上，我们可以打九折。