Ofas
(ofa 的復(fù)數(shù)) 光纖放大器（optical fiber amplifier）
??? 情景例句
and my math teacher's going to miss her.
而我的數(shù)學(xué)老師也會想念她。
The tortosis wins the race while the hare is sleeping.
兔子睡大覺，烏龜才得勝。
Do you think that would help?
你認為那有用嗎？