Diarsenate
二砷酸盐
🗣️ 情景例句
She would be pretty if she wasn't so fat.
她要是不那么胖，还挺漂亮的呢。
My brother got up earlier than I did.
与我做了比，我的兄弟早起床了。
The answer is easy! said the doctor.
“答案很简单！”医生说。