Root circle of toothed wheel
[机] 齿根源
🧩 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;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
a. 有齿的, 锯齿的, 锯齿状的
wheel
[wil]
n. 轮子;旋转;Wheels 汽车;有…轮子的汽车（或自行车等）;
vi. 转动，旋转;突然转变方向;
vt. 推;拉（车）;使变换方向;（使）迅速转身;
🗣️ 情景例句
Richard! I haven't brushed my hair. Richard
我头发都没有梳。
Say not all that you know, believe not all that you hear.
莫道全所知，莫信全所闻。
Mr and Mrs Shute were very sad. But what could they do?
舒特先生和夫人非常难过。但他们有什么办法呢？