| 释义 |
to·nic·i·ty AHD[tō-nĭsʹĭ-tē] D.J.[təʊˈnɪsɪtiː]K.K.[toˈnɪsɪti]n.（名词）pl. to.nic.i.ties 【复数】- Normal firmness or functional readiness in body tissues or organs.强壮：身体组织或器官上的正常强壮程度和正常的功能性反应
- The sustained partial contraction of resting or relaxed muscles.张力：处于休息或放松状态的肌肉持久紧缩
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