Tsai
n. 蔡（姓氏）
??? 情景例句
I don't know.
我不知道。
With only a few facts, Holmes could hypothesize the explanation.
僅憑少許的事實，福爾摩斯就能推理該事件了。
He will be earning only half as much as he used to,
他將來掙的錢只有他現在的一半。