用户既能说话又能听，它也被称为对讲机。

The user can both talk and listen, it's also called walkie-talkies.

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而本憎水剂，研制思路新颖，它既能防水又能透气，就像健康人的皮肤，故又被称为呼吸性防水涂料。

But this abomination agent, development idea is novel, it can waterproof and can breathe freely, like healthy skin, so it is also called respiratory waterproof coating.

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