1. deal a blow to 给……造成打击
They said the amounts shouldn't affect human health, but the finding could deal a blow to Japan's agriculture.
官员说,这些放射性物质的含量应该不会影响人体健康,但这一发现可能会给日本农业带来打击。
2. become the pitchman for 成为……的代言人
By the time Prohibition ended in 1933, the snowman had become the pitchman for almost every leading liquor company.
1933年禁酒令结束后,雪人几乎变成了所有有名酒厂的形象大使。
3. hold the line against 坚持反对
We've got to hold the line against violence in our public schools.
在我们公立中学里,我们要坚持反对暴力的立场。
4. lead sb. astray 让某人误入歧途
That's just part of the story for cheating politicians, whose power and feelings of invincibility can also lead them astray.
这只是骗人政客们的一部分故事,他们的权力和优越感也能把他们引入歧途。