I did it for a bet.
我是为了打赌才这么干的。
It's his turn to cook dinner, but I bet he'll try to duck out of it.
轮到他做晚饭了，但我敢打赌他会想方设法逃避的。
The betting is that he'll get his own way.
他很可能会得逞。
We've got a bet on who's going to arrive first.
我们打了个赌，看谁先到。
What's the betting that he gets his own way?
你认为他可能会独行其是吗？
My bet is that they've been held up in traffic.
我估计他们是堵车了。