Aak
[醫][=Alloactivated killers]同種（異體）活性的殺傷細胞
??? 情景例句
Don't talk with your mouth full.
嘴里滿是東西時別說話。
I'm going to be sixty-one next Tuesday.
下星期二我將60歲了。
I haven't met him yet.
我還沒見過他。