killer

凶手、杀手

The police believe the killer is still living in the area.

警方认为凶手还住在这一带。

猛兽、掠食动物

Sharks are efficient killers, but attacks on humans are rare.

鲨鱼是高效的掠食者，但攻击人类的情形很少见。

致命疾病、致死主因常指疾病

Heart disease is still the biggest killer in this country.

心脏病仍是这个国家的头号死因。

难事、苦差事口语

That final chemistry exam was an absolute killer.

化学期末考真的有够难。

致命弱点、关键问题口语

The idea sounds great, but the killer is the cost.

这个想法听起来很棒，但致命的问题是成本。

超赞的、极出色的口语

She walked in wearing a killer dress and heels.

她穿著一件超美的洋装和高跟鞋走进来。

艰难的、累人的口语

We just finished a killer workout at the gym.

我们刚在健身房做完一场累死人的训练。

致命的、杀人的

Scientists are studying the spread of the killer virus.

科学家正在研究这种致命病毒的传播情况。