hubless
/ˈhʌblɪs/lacking a hub, or having one or more wheels without a hub.
adjective [原级] 无轮毂的;无中枢刀片的
I've seen a handful of hubless concept bikes but the Synapse bike goes one further with integrated electric motors to assist the rider. 我以前见过一些无轮毂概念自行车,但是这款突触自行车更进了一步,它集成电机从而是一台电动自行车。
后缀: less
【adjective】 表示缺乏或没有某种特性 - indicating the absence or lack of a particular quality
原词: hubless
是通过后缀 【less】 构成的派生词