a point after which you cannot go any further, usually in improving your position at work

中文解释

无形限制，无形顶障（通常指职务晋升中无法逾越的限制） Various reasons are given for the apparent glass ceiling women hit in many professions. 显然，在很多行业中女性的升迁都受到无形的限制，对此人们给出了不同的解释。