忧虑

worried;anxious;concerned
回顾一年来国际局势的发展，人们不能不感到～。Reviewing the international developments over the past year,people cannot but feel worried./全国范围的罢工使政府深感～。The Government is deeply disturbed by the nation-wide strikes./深感 ～feel extremely anxious;be very worried;be deeply disturbed/为日益恶化的局势感到～concerned over the deteriorating(or worsening)situation/令人～的事a matter which causes anxiety (or concern)/无穷的～endless worries /～不安be worried and restless忧懈怠，思慎始而敬终(魏徵《谏太宗十思疏》)(忧虑自己松懈懒惰时，就要想到自始至终都要谨慎) When one is concerned about complacency,he needs to remind himself that he should remain modest and humble all the time.(Wei Zheng)