level与standard的区别

level与standard的区别 level 与 standard 有什么区别?“我的英语水平仅仅是高中水平”怎么翻成英语? living level 和living standard 区别 chain block与level block的区别 standard和criterion的区别? criteria和standard的区别? rank和level的区别? floor和level的区别 grade和level的区别 VOA的special 和standard的区别 GIBSON SG STANDARD speciial 的区别 18-135standard room lens 与auto focus lens的区别