the fat is in the fire

油脂滴入火了、这下麻烦了

►含义：

said when something has been said or done that will cause a lot of trouble

当某句话或某件事会引发很大麻烦时，可以用这个短语。

►例句：

I accidentally sent my boss a message complaining about him. Now the fat is in the fire.

我不小心把抱怨老板的讯息传给老板本人了，这下麻烦了。

►对话：

A:Mom found that we broke her favorite plate.

妈妈发现我们把她最喜欢的盘子砸碎了。

B: Uh-oh. The fat's in the fire now.

噢哦，闯祸了。

►额外收获： 

1.cause a lot of trouble：引发很多麻烦

2.accidentally: adv.不小心