入门 1.(初步学会) cross the threshold; learn the abc of; ushered into a subject; learn the rudiments of a subject 他学汉语刚刚入门。 he has just learned the rudiments of chinese. 我还没入门呢。 i don't even know the abc of the subject yet. 他是我的入门师傅。he is the master who initiated me into the craft. 入门不难,深造不易。 to cross the threshold is not difficult, but mastery is another question.2.(指初级读物; 基本知识) elementary course; abc; guide: 《摄影入门》 the abc of photography; 《英语语法入门》 elementary english grammar; 入门书 guide book; 入门研究 isagogics
The rudiments of geometry - called rekha - ganita in ancient india - were formulated and applied in the drafting of mandalas for architectural purposes 几何学的初步入门? ?在古代印度就叫做里卡?甘尼塔? ?在建筑用途的曼荼罗(坛场)的起草上作过简洁陈述和运用。