Acraldehyde
n. (=acrolein)[化]丙烯醛
🗣️ 情景例句
But somehow I got my days mixed up and didn't realize the mistake until now.
可是不知道怎么回事，我把日期弄错了，而且到现在才知道这个错误。
To err is human.
人无完人。
However, Susan has not really made up her mind yet.
然而，苏珊却还没有决定。