单词 肺部很弱 例句 DEFINITIVE EXAMPLES 权威例句〔ILL/SICK〕He was a sickly child with a bad chest and a permanent cough. 他是个多病的孩子,肺部很弱,咳嗽不断。朗文写作活用 英语例句辞典收录了559068条英语例句在线翻译词条,基本涵盖了全部常用单词及词组的例...