We'd like to buy a good flight as cheaply as possible.

我们想买尽可能便宜的合适航班。

youdao

Before we play again, I'm going to buy a good tennis racket.

在我们再次比赛之前，我要去买一个好的网球拍。

youdao

Now is a good time to buy a house.

现在买房子正是时候。

《牛津词典》

"So I thought, if I was going to buy a new car, this would be a good time."

VOA: standard.2009.05.18

They have to pay--the premium has to cover the costs, so it was tough to get someone to buy life insurance even though they really needed it--it was such a good idea for them.

因为保费必须要超过保险公司的成本,因此,尽管寿险很好,人们也需要它,但是真正要说服人们购买,却是很困难的

耶鲁公开课 - 金融市场课程节选

What this means is that you are better to buy a good scanner, and keep your documents electronically.

FORBES: Of Indian Summer, Shredders, and Trash Pulls

We all want our goods and services, but before long, no one will want to buy a good or service produced by a human, because the goods and services produced by the machines, will be far better quality.

FORBES: Why Romney And Obama Can't Fix The Unemployment Problem

Amid the slowest ranch market in the last 30 years, now is a good time to buy (and not, of course, a good time for Bervy to sell either of the remaining properties).

FORBES: Life