Train of wheels
[机] 齿轮系
🧩 词语组成解析
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];
n. 旋转；车轮（wheel的复数）
🗣️ 情景例句
A lot of people would like my help.
许多人要我帮助。
I hope you get here on time.
我希望你准时到这里。
I prefer horse riding to shooting.
骑马和射击相比，我更喜欢骑马。