Downconverter
向下變換器
??? 情景例句
so that we don't have to worry about any structural problems.
我們就可以不用擔心任何結構上的問題。
What a disappointment.
真是失望透頂。
Excuse the mess, Sam.This room's very untidy.
屋子很亂，請原諒，薩姆。