deceive one's superiors and subordinates

起跑器 block 欺上瞒下 deceive one's superiors and subordinates 欺上瞒下 conceal from higher authority and deceive lower authority歧视性的限制 discriminatory restrictions ..

 conceal from higher authority and deceive lower authority

欺上瞒下 conceal from higher authority and deceive lower authority 歧视性的限制 discriminatory restrictions ..