Chemical substance
化学物质
🧩 词语组成解析
🗣️ 情景例句
Don't stand on ceremony, make yourself at home.
别客气，随便吃。
This writer uses vivid descriptions in his writings.
这个作家在他的文章使用生动的描述。
It's big. It sells a lot of things.
商店很大。里面卖很多东西。