n. 他发出指示要立即开始工作. that the work should be started immediately
n. 他发烧满脸通红. Fever flushed his cheeks
n. 他发疯了! off the top of one's head => top1. an old head on young shoulders => old. on sb's/one's (own) head be itsb/one will be responsible for any unpleasant consequences某人[自己]将承担一切後果 off his head!
adj. 他发疯似的爱著我妹妹. my sister
他发觉没人会说英语. He found that nobody could speak English
v. 他发觉谁也没听他讲话, 一气之下就走了. When he realized nobody was listening to him, he left the room in a fit of pique
他发财之後把老朋友都抛弃了. When he became rich he threw over all his old friends
n. 他发高烧. He has a high fever
n. 他受此侮辱後一言不发了. This insult silenced him completely
他只会发牢骚. All he does is complain
n. 他向目标射出了几发子弹. He fired several shots (at the target).
n. 他听到那消息後感到头发蒙. at the news
n. 他告发了那帮歹徒, 自己的性命也就难保了. By informing on the gang, he was signing his own death-warrant
v. 他呼吸时胸部发出轻微的响声. He has a slight wheeze in his chest
n. 他和我一样害怕有可能发生战争. He shares my fears about a possible war