Subject: Don’t buy a poke in a pig.

第一、迷你對話

A: Honey, don’t buy a poke in a pig.

親愛的，不要沖動買那些無非所值的東西。

B: But I always cannot control myself.

但是我總是控制不了自己。

第二、地道表達

to buy a poke in a pig

1. 解詞釋義

To buy a pig in a poke 字面意思是“購買了自己根本看不到的東西”（to buy something which you cannot see），引申為“買了自己對其真實性能一點都不熟悉的東西”(to buy something whose true nature is unknown)。可譯為：亂買一氣、亂買東西、瞎買東西、 捫櫝估珠等。

2. 拓展例句

e.g. I want to see the tennis racket before I agree to the price. I don't want to buy a pig in a poke.

我想先看看網球拍然后才能接受這個價位，我可不想胡亂買東西。

e.g. Buying a car without trying it by yourself is just like buying a pig in a poke, isn't it?

買車時自己試都不試，這不是太倉促了嗎?

e.g. She often goes to town to buy a pig in a poke.

她經常進城亂買一氣。