立刻

immediately; directly; instantly; shortly; forthwith; promptly; straightaway; immediate; instant; instantaneous; prompt; swift; second; this instant; this moment; at once; as soon as; right away; at a glance; straight away; on the spot; without delay; right off the bat; in the turn of a hand

马上

at once; right away; right off; straight away; at any minute; without delay; right off the bat; on the spot; soon; shortly; immediately; instantly; momentarily; promptly; forthwith; pronto; ASAP; whereupon; moment; immediate; instant

词组

phrase; word group; collocation; expression; phrasal