时延

时延	shí yán	(electronics) delay; latency
时	shí	old variant of 时
时	Shí	surname Shi
时	shí	(bound form) time; hour; period; season / (after a numeral) o'clock; hour(s) / (after a verb phrase or clause) when; while
延	Yán	surname Yan
延	yán	to prolong / to extend / to delay