单词 爬不动 例句 DEFINITIVE EXAMPLES 权威例句〔rheumatic〕He's old and rheumatic and can't manage the stairs any longer.他年纪大,又有风湿病,再也爬不动楼梯了。朗文当代She can't walk up all those steps, not with her bad leg! 即使她的腿不疼也爬不动这么多级...