Definition: to a greater degree, amount, volume, etc. Level: B2
请大声点说，我听不见你。
Please speak ___up, I can't hear you.
火在几分钟内就把房间加热了。
The fire heats the room ___up within minutes.
汽车保险的费用上涨了，但不多。
The cost of car insurance is ___up, but not very much.
