Leptaflorine
細茜花堿
??? 情景例句
But it's not going to be easy.
不過這事可不容易。
He who follows two hares is sure to catch neither.
追逐兩只兔，兩頭都落空。
Yes. Wash your hands with soap at the end of your experiment.
可以。在實驗結束時要用肥皂洗手。