📚 WordMate 词典

n. 嵌齿, 小船
vt. 给...装配齿轮, 欺骗

n. a subordinate who performs an important but routine function
n. tooth on the rim of gear wheel
v. roll steel ingots

复数: cogs 第三人称单数: cogs 现在分词: cogging 过去式: cogged 过去分词: cogged