Central office exchange
[计] 中心局交换机
🧩 词语组成解析
exchange
[ɪks'tʃendʒ]
n. 交换;交易;交易所;兑换（率）;
vt. 交换，互换;兑换;交换，调换;
vi. 交换，替换;进行易货贸易，作物物交换;[金融业]（货币）交换，兑换;
ex 表示\"出，出去\" + change交换，替换 → vt.交换；交流\r\nn.交换
🗣️ 情景例句
I had a really bad day.
今天真是糟透了。
Don't answer back.
不要顶嘴。
I'm not sure. I ought to do some studying, as I've got masses of work to do, but I think I'll be too tired. Maybe I'll just watch the news on television and go to bed early.
还不清楚。我有大量的作业要做，按理我应该学习，但是我想这样一来我会很累的。我可能会看看电视新闻，然后早点上床睡觉。