Reducibility
[計] 可約性
??? 情景例句
I want to send this letter to China, by air mail.
我想把這封信航空郵到中國。
Please don't bother. Thank you just the same.
請不要麻煩了，謝謝。
The wind then speaks the message of the sun to the sea and the sea transmits it on through waves.
然后，風把太陽的信息帶給了大海，然后，風把太陽的信息帶給了大海。