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
I think Michelle is asleep now. Let's talk.
我想Michelle现在睡着了。让我们谈谈吧。
Politeness is to do and say the kindest thing in the kindest way.
文雅就是善良地做事，和善地说话。
You should always depend on yourself rather than someone else.
你应该是依靠你自己，而不足别人。