1. 严重的;危急的;令人担忧的
Serious problems or situations are very bad and cause people to be worried or afraid.
e.g. Crime is an increasingly serious problem in Russian society...
犯罪猖獗是俄罗斯社会面临的一个日益严重的问题。
e.g. The government still face very serious difficulties...
政府仍然面临着非常严峻的困难。
形容词flightyhumorousplayfultrivialfrivolousminorflippant