Olc
abbr. on-line computer 联机计算机，在线电脑
🗣️ 情景例句
Let's give him our presents--now.
现在把我们的礼物送给爷爷吧。
Would he have seen you if you hadn't waved to him?
如果你没向他招手他会看见你吗？
I slipped and fell downstairs.
我滑了一跤，从楼梯上摔下来了。