Homochirality
同手型
??? 情景例句
I am studying two majors, and it's quite a burden on my time.
我有兩門主修課，這占據了我很大一部分時間。
I'm a genius, aren't I?
我是個天才啊。
Look at those black clouds. It's going to rain.
看那成堆的烏云，要下雨啦！