有哪些单词是“l”或“o”开头,“m”结尾的?答:invention(发明),inverse(相反的),island...以O开头的单词:obey(服从),observe,obtain(获得),obvious,occur(出现,发生),ocean,october,of,off,offer,office,often,oil ,ok,old,olympic,on,once,one,only onion,open,operate(操作),opinion(意见),or,orange,orbit(运行轨道),order,ordinary,organ(...