1 a horse pill 大藥丸，大型丸劑。

This is not a horse pill. This is your pain pill which doctor prescribed1.

這不是大藥片。這就是大夫給你開的止疼藥。

2 a horse laugh 狂笑，譏笑，不信賴的笑。

At the end of the joke she gave a horse laugh that could be heard a street away.

在那個笑話結束時，她發出一陣狂笑，隔著一條街都能聽到。

3 a horse of a different color 完全是另一回事。

Taking the exam is one thing but passing it is a horse of a different color.

考試是一回事；通過考試又是另一回事。

4 be on ones high horse 趾高氣揚，藐視別人。

Since Bob was elected president of the club, hes been up on his high horse.

自從鮑勃當選為會所主席以來，他就趾高氣揚起來了。

5 beat a dead horse 徒勞無益，白費口舌。

I hate to beat a dead horse, but it is very important that you understand this before you leave.

我不想畫蛇添足，但你離開以前需要知道這個。