Addendum circle
[机] 齿冠圆
🧩 词语组成解析
addendum
[ə'dendəm]
n. 附加物;补遗;附录;<机>（齿轮的）齿顶（高）;
🗣️ 情景例句
Stay right where you are.
站住别动！
You can't take it back!
说话算话！
Three quarters of the world's books and newspapers are written in English.
3/4的书籍和报纸是用英语写的。