You can earn serious money doing that.
干那个，你能挣一大笔钱。
Some dismiss shoplifting simply as a cost of doing business. Yet it can be serious.
对...不屑一顾。有些商户仅把偷窥损失视为开商店必付的一点学费。但是，损失可以变得很严重。
What it's doing is announcing to the whole of Hollywood that they are serious.
他们这么做是向好莱坞宣告，他俩是认真的。
Keep on doing that and you'll end up in serious trouble.
继续这样做，最后你会陷入严重的结局。
我做此事是当真的。
We'll be doing some serious drinking over Christmas.
圣诞节我们将痛饮一番。
Tom is doing his homework, and he is very serious.
汤姆正在做作业，他很认真。
Tom is doing his homework, and he is very serious.
汤姆正在做作业，他很认真。
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