1.crack down on 打击

例句：We would work along with the international community including India to crack down on terrorism and safeguard regional and international peace and stability.

我们愿与包括印度在内的国际社会一道，共同打击恐怖主义，维护地区和世界的和平与稳定5pO^H]n5cDR91Mt)r。

2.comply with 遵守

例句：If you do not comply with these rules, the transaction strategy will not work.

如果不遵守这些法则的话，事务策略将不能正常工作L3+L#tj*5P。

3.sign a petition 签署请愿书

例句：They wanted me to sign a petition against experiments on animals.

他们要我在请愿书上签名，反对用动物做试验^KoPng@R%KX5Ut~z;Hw。

4.fail to 未能

例句："What is it we fail to see when you are with us"?

当您和我们在一起，我们却见不到你，会怎样？