单词light-a-fire-under
Any whiff that provisioning expenses are waning at a bank could light a fire under its stock.
关于一家银行准备金支出逐渐下降的任何消息都会影响到该股股价。
HOT AIR BALLOONS: Also a male object, because to get them to go anywhere, you have to light a fire under them.
热气球：同样也是男性物品，因为你想让他带你去任何地方的话，必须在他下面点个火才行。
Maybe a new challenger will light a fire under our asses and give us a reason to buckle down.
也许新的挑战可以在我们屁股后面点一把火，让我们有个理由抓紧起来。
Matches: For those days when you feel you need to light a fire under your students.
火柴：在需要点上一把火的时候，火柴就必需的。
I have tried everything, from incentives to daily encouragement, to light a fire under them but cannot get them to go out and sell.
我什么方法都试过了，发奖金，每天鼓励他们，但无论如何都没法让他们多出去跑销售。
light a fire under your butt
在屁股下点一把火（促其行动）