Ofa
光纤放大器（optical fiber amplifier）
🗣️ 情景例句
That's bullshit.
那是胡说八道。
Thank you for giving me an opportunity to speak about myself at this special occasion.
谢谢大家给我机会在这样一个特别的场合介绍我自己。
At last I hung up the receiver.
我终于挂上了话筒。