When skin cells grow on the replacement collagen, they produce pale, less flexible material.

新皮在胶原蛋白上生长时会生出一种色泽苍白，不很柔韧的结疤组织。

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When skin cells grow on the replacement collagen, they produce pale, less flexible material.

新皮在胶原蛋白上生长时会生出一种色泽苍白，不很柔韧的结疤组织。

youdao