Ofas
(ofa 的复数) 光纤放大器（optical fiber amplifier）
🗣️ 情景例句
I'm really concerned about them,
我真的为他们担心，
Compared to the previous model, our new model is less expensive and easier to use.
与旧型机比较我们的新型价格便宜且更容易操作。
Please fetch a chair from another room.
请到别的房间取一把椅子。