Formolysis
甲醛分解作用
🗣️ 情景例句
Time moved at a snail's pace before the holiday.
假期之前时间过得非常缓慢。
I do not know whether you realize it, but this condition is essential to us.
我不知道你是否了解，但是，这个条件对我们是必要的。
The things on show were all used a hundred years ago.
展出的都是100年前使用的东西。