Parogen
石蜡液剂
🗣️ 情景例句
First, we have to decide where to live.
首先 ，我们得决定住在哪里。
It is madness for a sheep to treat of peace with a wolf.
跟狼讲和平，此羊必癫狂。
People had to use other ways to record information.
人们只得使用其他方法记录资料。