Chrysazol
[化] 柯札酚; 1,8-二羟基蒽
🗣️ 情景例句
we want and need.
我们盼望而且也需要的。
I feel guilty because I haven't written her lately.
因为我最近没给她写信，我感觉到有罪。
A week? As long as that?
一星期？要那么长时间？