Oac
abbr. on approved credit 经过核准的信誉; optical aberrations compensation 光学失常补偿; outer approach channel 外部通道路线
🗣️ 情景例句
Relax, Harry.
不要紧张 ，Harry。
I can't believe it.
我不相信。
That will be fine with us.
这价钱还可以。