1.pest control 害蟲防治

Scientists say some European species of mice have developed resistance to the strongest pest control by crossbreeding with an entirely different species.

科學家表示，歐洲一些品種的老鼠通過與完全不同的品種雜交，對最有力的害蟲防治方法產(chǎn)生了抵抗力+~Ve]&gADYPo。

2.sterile 不育的

Such interbreeding is usually limited because the offspring are sterile.

這種異種雜交是非常有限的，因為他們的后代是不育的Frr)1xF-MpG1s*s。

3.exposed to 暴露于

They were exposed to radioactive fallout during nuclear weapons tests.

他們在核武器試驗過程中暴露于放射性核輻射EIGkkUc7[MKOh(8X。

4.render 致使

Hundreds of people were rendered homeless by the earthquake.

成百上千的人因為地震而無家可歸zMh&8bywSzZG。