Cucculolidine
木防己葉堿
??? 情景例句
It has been raining constantly for two days.
雨連續下了兩天。
Clearly their victory is out of the question.
很顯然，他們是不可能獲勝的。
How can you change your mind at last minute?
你怎么能在最后時刻改變主意呢？