界: 名词1.(相交的地方; 划分的界限) boundary 短语和例子国界 the boundary of a country; national boundary; 山西和陕西以黄河为界。 the boundary between shanxi and shaanxi is the huanghe river.2.(一定的范围) scope; extent 短语和例子外界 e
师: Ⅰ名词1.(传授知识、技术的人) teacher; master 短语和例子提倡尊师爱生 advocate students respecting teachers and teachers cherishing students; 尊师重道 honour the teacher and respect his teachings; 她无师自通学会了拉丁语。 she lea