Pyroacetic acid
[化] 焦木酸
🧩 词语组成解析
🗣️ 情景例句
Well, it always worked for me, too.
嗯， 这办法对我也累试不爽。
It's been cloudy all morning.
整个早上多云。
Sometimes we aren't able to get into every building because there are too many steps.
有时我们并不能进每栋楼房，是因为楼梯太多了。