The balance wheel of a watch is a familiar example of angular harmonic motion.
钟表的摆轮是角谐运动的常例.
辞典例句
Turn the balance wheel toward you to raise the needle to its highest position.
朝你的方向摇动手轮,提升缝纫机针至最高高度.
互联网
A sense of humour may work as a balance wheel in one's life.
幽默感可以在人的生活中起调节作用.
互联网