Addendum line
[机] 齿冠线
🧩 词语组成解析
addendum
[ə'dendəm]
n. 附加物;补遗;附录;<机>（齿轮的）齿顶（高）;
line
[laɪn]
n. 线条;排;行列;界线;
vt. 排队;用线标出;沿…排列成行;给…安衬里;
vi. 形成一层;排队;击出平直球;
🗣️ 情景例句
Well, it's too bad that you have to go.
真遗憾，你要走了。
That's monkey business!
胡闹！
I will continue my learning, though I am tired of learning English.
尽管我很烦英语，我还是要学它。