1. Republicans and Democrats are at odds over who is to blame for what both parties describe as a crisis.
at odds 不和,有矛盾
An adviser said there was no reason why the two countries should remain at odds.
一位顧問(wèn)說(shuō)這兩個(gè)國(guó)家不會(huì)一直這樣爭(zhēng)執(zhí)下去
。2. The security of our nation and our border is first and foremost the responsibility of our president.
first and foremost 首要的
He does a little teaching, but first and foremost he's a writer.
他干一點(diǎn)教學(xué),但首要的是寫(xiě)作
。