Acetobutyl bacteria
[化] 丙酮丁醇菌
🧩 词语组成解析
🗣️ 情景例句
Nobody knows how to do it.
没有人会打。
So he keeps on studying after his English classes in order to prepare for life in America.
所以他在英语课下课后还继续学习，为以后在美国生活做准备。
No, it isn't.It's a ruler.
不，不是，这是一把尺子。