B 开头单词
be derived from 来自，源自于；从…而产生出来的；由…得到
be deprived of 被剥夺，被夺去
be depressed at the crossroads 歧途徬徨
be depressed 沮丧 郁闷
be dependent on 依赖，依靠；取决于
be demobilized [语言学]解甲归田
be delivered to 被送到...... 被交付到......
be delivered of 生下（孩子）；作出诗；说俏皮话
be delighted with 对…感到高兴；因…而兴奋
be delighted at 因……感到高兴
be delighted 感到开心 感到高兴 喜悦
be deliberately mystifying 故弄玄虚
be dejected and dispirited 悒悒不乐
be defined as adj. 规定（被称为）
be deficient in 欠缺……