n.（钟的）摆轮，（时计、音箱等的）平衡轮
[仪]摆轮；[机]平衡轮
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.
balance wheel is the main part of a wrist watch. However, now its percent of pass is relatively low in our watch industry because of its small size and high precision.───摆轮是手表的主要零件，由于它尺寸小，精度要求高，一般说来，它的产品合格率较低。
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。
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.
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.
Changing needle Raise the needle by turning the balance wheel toward you and lower the presser foot.───更换缝纫机针朝你的方向摇动手轮，提升缝纫机针的高度。之后放下压布脚。
balance wheels───[仪]摆轮；[机]平衡轮
balance sheet───[会计]资产负债表
balance sheets───资产负债表
balance beam───n.平衡木；天平横梁；平衡杆，秤杆
balance pipe───平衡管
balance pipes───平衡管
balance shaft───平衡轴（具有配重的一种轴）
balanced meal───平衡的膳食
brake wheel───[车辆]制动轮