- As one of the most brutal predators (食肉動物), killer whales may not fit the image of a cultured creature.
2019年6月四級真題（第二套）閱讀 Section A
- As such, different populations of killer whales have had to learn different hunting techniques in order to gain the upper hand over their local prey.
2019年6月四級真題（第二套）閱讀 Section A
- like humans, killer whales have colonized a range of different habitats across the globe, occupying every ocean basin on the planet, with an empire that extend from pole to pole.
2019年6月四級真題（第二套）閱讀 Section A
- There's no better example of this than killer whales.
2019年6月四級真題（第二套）閱讀 Section A
- To be sure, robotics are not the only job killers Out there, with outsourcing（外包）stealing far more jobs than automation.
出自-2012年12月閱讀原文
- It stands in sharp contrast to Sanchez, this other gadget, a gas powered flame we killer, invented in 1997.
2019年12月六級真題（第二套）聽力 Section B
- Hollywood's theory that machines with evil minds will drive armies of killer robots is just silly.
2017年高考英語北京卷 閱讀理解 閱讀D 原文
- Researchers have found electrical lines are big killers of California condors.
2016年高考英語北京卷 閱讀理解 閱讀C 題設(shè)