To crater from an extreme height. Usually lethal.

从一定的高度坠落地面，通常足以致命。

youdao

While it can be lethal, the heart muscle usually recovers within six months.

虽然它也可以是致命的，但通常心脏肌肉会在6个月内恢复。

youdao

Ebola is as lethal to other primates as it is to people, but it is from infected and dying primates that people have usually caught the disease.

埃博拉病毒对灵长类动物如同对于人一样都是致命的，但人往往由于接触到受感染或感染致死的灵长类动物才传染上此种疾病的。

youdao

Ivanisevic's usually lethal serve began to splutter, his first-serve percentage slipping to 50% - and the match was level with exactly an hour gone.

BBC: Ivanisevic snatches Wimbledon thriller

Many victims know instinctively what friends and family usually don't: The most lethal time in an abusive relationship is after you leave.

CNN: Why abused women stay in bad relationships