1.roll back 逐漸減少,降低
Environmentalists regard these moves as the government taking advantage of the national mood to roll back protective measures
環保主義者認為這些是政府利用國民情緒來減少保護措施的舉措 。
2.in jeopardy 處于危險境地,受到威脅
A series of setbacks have put the whole project in jeopardy.
一系列的挫折使整個項目面臨失敗 。