我是英语新手.想了解to这个单词怎么用,又有什么规律,怎么有时候后面加th...答:2: 表示建筑构件的词汇,如: entry,entrance,approach,access,passage,exit,vent,path the approach to a bridge引桥 the approach to science Half of the population was estimated to have no access to the health service.The access to education 接受教育的机会 The access to medical care 享受...