名词
中文翻译：收缩环
同义词：
['contracting ring', 'contracting ring structure']
例句：
-
1. The muscle fibers in the musclecontract to move the joint.
肌肉纤维在肌肉中收缩以移动关节。
-
2. The heart's contractile rings are responsible forpumping blood.
心脏的收缩环负责泵血。
-
3. The researchers found that the contractile rings were not as strong as theyhad thought.
研究人员发现，这些收缩环并不像他们想象的那样强。