Paraformaldehyde
n. [化]多聚甲醛,仲甲醛
🔁 扩展释义
【化】 低聚甲醛; 多聚甲醛
🗣️ 情景例句
Oh, Robbie!
哦 Robbie！
I have a strong throwing arm!
我的手臂力大无比。
However, in recent times the old-age pension has only been paid to the poorest people because there has been an increase in the number of people out of work.189
然而阳近一段时间，老年养老金只付给那些最穷的人，因为失业的人数一直在增长。