They have small air pockets like honeycombs.

它们有像蜂巢一样的小气囊。

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Foam rubber is soft rubber full of small air-bubbles.

泡沫橡胶是充满了小气泡的软橡胶。

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Foam rubber is soft rubber full of small air-bubbles.

泡沫橡胶是充满了小气泡的软橡胶。

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