密闭

密閉

mìbì

verb #26,325

Meanings

这个容器是密闭的，可以保鲜。

Zhège róngqì shì mìbì de, kěyǐ bǎoxiān.

This container is airtight and can keep food fresh.

潜水艇有密闭舱。

Qiánshuǐtǐng yǒu mìbì cāng.

Submarines have sealed compartments.

usage

密闭 is used both as a verb (to seal) and an adjective (sealed/airtight). It often appears in scientific, engineering, or safety contexts.

密 mì

闭 bì