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.这一争论可能会危及提议进行的和平谈判。...endangered species such as lynx and wolf.猞猁、狼等濒危物种
英汉词典释义
adj.
快要绝种的
This island is maintained as a sanctuary for endangered species.那个岛继续作为濒危物种的保护区。14 per cent of primate species are highly endangered.14% 的灵长类物种处于高度濒危状态。
英英词典释义
Adjective
1. (of flora or fauna) in imminent danger of extinction;