Unequai-addendum system

[机] 不等齿冠系

🧩 词语组成解析

addendum [ə'dendəm]
n. 附加物;补遗;附录;<机>(齿轮的)齿顶(高);
system ['sɪstəm]
n. 体系,系统;制度;身体;方法;
sy(syn-=together)+ste(to stand)→系统;体系;秩序;制度;方法

🗣️ 情景例句

Thank you everyone. Thank you very much.
谢谢大家,非常感谢你们!
His necktie is behind the book case.
他的领带在书架后面。
The experts were now fully convinced that the animal was a puma,
专家们如今已经完全肯定那只动物就是美洲狮,
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🔤 更多 U 开头的单词

unwilling ʌn'wɪlɪŋ
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