以人类形式的存在性将拥有一种完全不同的流动与节拍。
Existence in human form will have an entirely different flow and pace.
人类的生命存在具有悲剧性，这是个永恒的话题。
There is tragic existence in human life, which is a external topic.
人类缺钙是世界性普遍存在的问题。
Calcium deficiency in the human race is a common worldwide problem.
水环境中内分泌干扰物的存在对人类的身体健康存在潜在性危害。
The presence of EDCs in the water environment has a potential harm to human health.
水环境中内分泌干扰物的存在对人类的身体健康存在潜在性危害。
The presence of EDCs in the water environment has a potential harm to human health.
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