Spermatotoxin
[醫] 精子毒素
??? 情景例句
I really like this one Susan. Do you?
Susan我真的很喜歡這一件，你呢？
Opportunity only knocks once.
機不可失，時不再來。
For instance, if you are older you have less time to recover from any major losses,
比如說，如果你年紀較大，你從重大投資損失中恢復過來的時間就較少，