muscle
a piece of body tissue that is made tight or relaxed when we want to move a particular part of our body
肌肉
[名词]
blood
the red liquid that the heart pumps through the body, carrying oxygen to and carbon dioxide from the tissues
血液
[名词]
water
a liquid with no smell, taste, or color, that falls from the sky as rain, and is used for washing, cooking, drinking, etc.
水
[名词]
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