关于厌食的起因存在颇多争论。The causes of anorexia are much debated.最新研究使人们进一步了解了这种疾病的起因.Recent research has cast new light on the causes of the disease.消防队员对这场火灾的起因困惑不解.The firemen were in a puzzle about the cause of the fire....
It's illegal to deface banknotes.在钞票上乱涂乱画是违法的。The youths used spray paint to deface buildings during the riots.这些年轻人在抗争时用喷漆污损了建筑物的外观.The holy tide of Christmas all other doth deface.圣诞节的圣潮,其他的一切将被感染....