Aca
[计] 美国通信协会, 美国密码通信协会, 异步通信适配器
🗣️ 情景例句
What does John do?
John现在做什么事？
I played upstairs yesterday.
我昨天在楼上玩。
If we remain inveterate smokers, it is only because we have so often experienced the frustration that results from failure.
如果我们烟瘾大，戒不掉，那是因为屡戒屡败，失去信心。