Parachorium
体内共生
🗣️ 情景例句
It might be simpler and less expensive .
这样可能比较简单而且省钱。
Are you going to have dinner at home tomorrow night?
你明天晚上在家吃晚饭吗？
I'm afraid some people forgot to sweep the floor.
它不如平时干净，恐怕是一些人忘记扫地了。