Root diameter
[机] 齿根直径, 螺旋纹底直径
🧩 词语组成解析
root
[rut]
n. 根，根源;原因，本质;祖先;[乐]和弦基音;
vt. 使生根;使固定;根源在于;欢呼，喝彩;
vi. 生根;根除;
🗣️ 情景例句
If it's ok with you, I guess I could put up with it.
如果你觉得这没问题的话，我想我亦能忍受它。
I'm sure he will get to the party on time.
我确定他会准时参加宴会。
As a result, Chaplin got his first film part in the States.
结果，卓别林在美国有机会扮演了他的第一个电影角色。