英文解释： verb: to be one's duty or obligation
例句： The teacher looked down at the student and said, "It would behoove you to be in class on time and complete your homework, so that you don't repeat freshman English for a third straight year."
英文解释： verb: to give a false representation to; misrepresent
例句： The smile on her face belies the pain she must feel after the death of her husband.
英文解释： verb: lessen the importance, dignity, or reputation of
例句： A good teacher will never belittle his students, but will instead empower them.
英文解释： adjective: warlike; inclined to quarrel
例句： Known for their bellicose ways, the Spartans were once the most feared people from Peloponnesus to Persia.
英文解释： adjective: characteristic of one eager to fight
例句： Tom said that he was arguing the matter purely for philosophical reasons, but his belligerent tone indicated an underlying anger about the issue.
英文解释： verb: express discontent or a strong regret
例句： While the CFO carefully explained all the reasons for the cuts in benefits, after the meeting employees bemoaned the cuts as further evidence that management was against them.
英文解释： adjective: fallen into a state of ignorance
例句： Far from being a period of utter benightedness, The Medieval Ages produced some great works of theological speculation.
英文解释： "adjective: kind
adjective: (medicine) not dangerous to health; not recurrent or progressive"
例句： "I remember my grandfather's face was wrinkled, benign, and calm.
The tumor located in your ear lobe seems to be benign and should not cause you any trouble."
英文解释： "adjective: unhappy in love; suffering from unrequited love
adjective: sorrowful through loss or deprivation"
例句： "After 64 years of marriage, William was bereft after the death of his wife.
""You are not bereft if you haven't played on your Xbox in the past week,"" his mother said."
英文解释： verb: harass, as with questions or requests; cause to feel distressed or worried
例句： After discovering a priceless artifact in her backyard, Jane was besieged by phone calls, emails, and reporters all trying to buy, hold or see the rare piece of history.