Anhydrid
n. 无水物;酐
🗣️ 情景例句
I feel rotten about not taking the children out.
我没有带孩子出去觉得很不痛快。
Do you have a letter of introduction?
你有介绍信吗？
I can hear something! said Lucy.Does anybody live on this island?
“我听到什么东西了！”露茜说，“岛上有人居住吗？”