Ethacetic acid
[化] 丁酸; 正丁酸
🧩 词语组成解析
🗣️ 情景例句
How do you tie it?
你怎么打的？
There aren't any other worms for me to play with. I'm the only worm here.
此地没有和我玩的虫虫。这里只有我一条而已。
Look! That's a car.
你看！那是小汽车。