Cogwheel
n. 钝齿轮, 嵌齿轮
✅ 同义词
🗣️ 情景例句
Hi. Welcome.
嗨， 欢迎你 。
There's too much static.
干扰太大。
First of all, they may have come to this planet of ours thousands or millions of years ago,
首先，他们可能在几千年前或几百年万年前已来过我们地球，