They are responsible for the skin's moisture, suppleness, and elasticity.
它们负责皮肤的水分，柔软度和弹性。
Elastin is the single vital substance responsible for your skin's youthful elasticity, suppleness, smoothness and softness.
弹力素是能够使你的皮肤年青而富有弹力，易弯曲，柔滑和柔和的重要物质。
Elastin is the single vital substance responsible for your skin's youthful elasticity, suppleness, smoothness and softness.
弹力素是能够使你的皮肤年青而富有弹力，易弯曲，柔滑和柔和的重要物质。
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