direful
美 ['da??f?l]
英 ['da??f?l] 
英漢解釋
例句
but, bad as it was, he gradually grew to feel that it had not been the most direful mistake in his plan of education.
但盡管糟糕,他還是逐漸感到,在他的教育計劃中,這還不算是最可怕的錯誤。
The surveyor's theodolite is one of the more direful symbols of the twentieth century.
地質勘測員們的經緯儀是20世紀最恐怖的標志之一。