1、compel
强迫;逼迫
the introduction of legislation to compel cyclists to wear a helmet.
强制骑自行车者戴头盔的法律的出台
Leonie's mother was compelled to take in washing to help support her family.
利奥妮的妈妈被迫在家替人洗衣服,以贴补家用。
觉得必须(做…)
Dickens felt compelled to return to the stage for a final good-bye.
迪肯斯觉得必须返回舞台作最后的道别。
I felt morally compelled to help.
我觉得从道义上我必须帮忙。
2、serious
严重的;危急的;令人担忧的
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。
The government still face very serious difficulties.
政府仍然面临着非常严峻的困难。
认真的;郑重的;严肃的
My parents never really faced up to my drug use in any serious way.
我父母从未认真地正视过我的吸毒问题。
It was a question which deserved serious consideration.
这是一个值得认真考虑的问题。
重要的;需要认真考虑的
I regard this as a serious matter.
我认为这件事很重要。
Don't laugh boy. This is serious.
小伙子,别笑,这很严肃。