To endanger something or someone means to put them in a situation where they might be harmed or destroyed completely.
例句
The debate could endanger the proposed peace talks.這一爭論可能會危及提議進行的和平談判。...endangered species such as lynx and wolf.猞猁、狼等瀕危物種
英漢詞典釋義
adj.
快要絕種的
This island is maintained as a sanctuary for endangered species.那個島繼續作為瀕危物種的保護區。14 per cent of primate species are highly endangered.14% 的靈長類物種處于高度瀕危狀態。
英英詞典釋義
Adjective
1. (of flora or fauna) in imminent danger of extinction;