As the infection worsens, the nail bed may retract, and nails may thicken and crumble.
随着感染的加重，甲床会缩回，然后指甲变得越来越厚，最后碎裂。
The cuticle, mind you, was designed by Mother Nature to protect a person's nail bed from infection.
请注意，甲缘死皮，是由自然的力量产生的，用来保护我们的甲床不受感染。
The cuticle, mind you, was designed by Mother Nature to protect a person's nail bed from infection.
请注意，甲缘死皮，是由自然的力量产生的，用来保护我们的甲床不受感染。
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