Paraformldehyde
[医] 多聚甲醛
🗣️ 情景例句
Today is the perfect example.
今天就是一个很好的例子。
At Xmas time, Debra began to dream of all the presents.
到了圣诞节的时际，黛布拉开始梦想着所有的礼物。
We are so familiar with the fact that man ages,
我们对人总是要衰老的现象并不陌生，