1. The police are still searching for the killer who committed the crime last week.

警方仍在寻找上周犯下罪行的杀手。

2. The heat in the desert was a real killer, making it difficult for us to continue the journey.

沙漠中的高温是真正的体力消耗者，使我们难以继续旅程。

3. This red dress is an absolute killer, it will definitely turn heads at the party.

这件红色的连衣裙绝对是一个吸引眼球的东西，在派对上肯定会引起关注。