Cogging
[电] 镶齿效应
🗣️ 情景例句
No harm done.
没什么。
Martha will expect you to come by at six o'clock for dinner.
玛莎以为你在六点以前会来吃晚饭。
Even seemingly insignificant remains can shed interesting light on the history of early man.
即使看起来微不足道的遗物，也可能揭示人类早期历史的一些有趣的内容。