Her serve was just in.

她发的球刚好落在界内。

《牛津词典》

I was just in grade school at the time, but I remember it perfectly.

我当时刚上小学，但我记得很清楚。

《柯林斯英汉双解大词典》

You're just in time.

你来得正是时候。

《牛津词典》

The doctor says you should point the device so the flow of air is just in front of your face.

VOA: special.2009.07.14

And here I want to look at page let's see--page 79, actually first on 47, just in passing quickly.

让我们跳到第七十九页,在七十九页，同学加快动作。

耶鲁公开课 - 1945年后的美国小说课程节选

so then, yeah, I ended up coming out here just in time for everything to kind of crash

我最终来到了这儿，正赶上一切都垮了的时候。

迷上网页设计 - SpeakingMax英语口语达人

Then they explain the bizarre name of the company, just in case the customer is confused.

FORBES: The Profit Givers

Earthquakes, typhoons and monsoon rains cause yearly damage, and not just in Yushan National Park.

BBC: Hiking in the landslide capital of the world

The move came just in time to block the release of the Reagan papers.

NPR: Cheney's Furtive Ways