When you are sitting, keep your elbow on the arm rest.
坐立时，把胳膊肘靠在扶手上。
柯林斯例句
The waist back abutting massage wheel, both hands grasp the arm rest.
腰背部紧靠按摩轮, 双手握扶手.
互联网
Just press the switch on your arm rest.
您按一下扶手上的那个开关就行了.
互联网
Line slot in arm rest with arm before pushing arm rest all the way in.
完全固定之前摆正上的开槽方向以放置唱臂.
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