屏蔽

屏蔽	píng bì	to screen / to block (sth or sb) / to shield / (protective) shield
屏	bīng	used in 屏营
屏	bǐng	to get rid of / to put aside / to reject / to keep control / to hold (one's breath)
屏	píng	(standing) screen
蔽	bì	to cover / to shield / to screen / to conceal