adjective 下载 🔗分享 有花键的,带花键的 Having a spline or splines. Examples : "The splined shaft of the bicycle pedal connected perfectly to the crank arm, allowing for efficient power transfer. " 自行车脚蹬的带花键轴和曲柄臂完美连接,实现了高效的动力传输。 technical machine part 与AI对话词汇游戏阅读练习