Peracidity
过酸性
🗣️ 情景例句
Reading childern's literature is an excellent way for the beginning English speaker to improve.
对于刚刚开始学说英语的人，阅读儿童文学读物是个不错的方法。
Good children make glad parents.
孩子好，父母笑。
We swam and dived off the rocks into the sea.
我们从岩石上跳进海里游泳。