Peristase
外因力
??? 情景例句
I admire him for his success in business.
我佩服他事業有成。
It's earier to run down the hill than go up.
下山容易上山難。
For example, you can send information abroad immediately, but mailing a letter might take a week or so.
例如，你能夠馬上發送信息到國外，但寄一封信可能要大約一周的時間。