tone arm [电子] 唱臂 ; 拾音臂
offset tone-arm [声] 补偿音臂
oil damping tone arm 油阻尼音臂
effective mass of tone arm 音臂有效质量
equivalent mass of tone arm 音臂等效质量
static balance type tone arm 静平衡音臂
vertical sensitivity of tone arm 音臂纵向灵敏度
More than half of babies later diagnosed with autism had abnormal arm tone - either too floppy or too rigid - compared to 22% of babies that developed normally.
超过一半的自闭症婴儿都有手臂肌力上的缺陷，不是过于疲软就是过于僵硬，这一情况在正常婴儿中占22%。
"I still got a long way to go, " said the New York City computer network specialist who had a stroke two days before his 40th birthday. "The robot really put a lot of muscle tone back in my arm.
这名纽约市电脑网络专家在他40岁生日的前两天中风了，他说：“我仍然有很长的路要走，机器人的确使我手臂肌肉的张力恢复了很多。”
Train Triceps, avoid loose, flabby upper arm. Improve muscle tone.
练习肱三头肌，防止上臂肌肉松弛。
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