vt. 改变,变更;交换,替换;兑换;换衣服(床单);
vi. 改变,转变;交换,互换;换衣,更衣;
n. 变化,改变;交换,交替;零钱,找头;代替物;
🗣️ 情景例句
I woke up when I heard someone speak.
一听到有人说话我就醒了。
It's my treat this time.
这次我请客!
People who work in offices are frequently referred to as white-collar workers' for the simple reason that they usually wear a collar and tie to go to work.