胸式安全带，用于连接座式安全带，以保证坠落时身体直立。也用于在携带重物下降时支撑身体。

Chest harness - a harness used in conjunction with a seat harness to keep the body upright in case of a free fall (into a crevasse, for instance).

youdao

胸式安全带，用于连接座式安全带，以保证坠落时身体直立。也用于在携带重物下降时支撑身体。

Chest harness - a harness used in conjunction with a seat harness to keep the body upright in case of a free fall (into a crevasse, for instance).

youdao