Different weather and astronomical conditions have to be just right for moonbows to be created.

不同的天气和天文条件必须恰到好处，才能产生月虹。

youdao

Sand this fine will be just right.

这样粗细的沙子最合适。

《新英汉大辞典》

That'll be just right.

那正好。

youdao

He says a lot of it can be avoided just by choosing the right plant for the right space.

VOA: special.2009.10.06

So, even for me, some of it will be new and the timing may not be just right.

所以即使对我来说,课程还是有了新变化,时间安排也可能不是那么合适

耶鲁公开课 - 基础物理课程节选

If you really want to be obnoxious, you can do this because really these operators just undo themselves, right?

如果你的确有点反感，你可以这样做,因为这些操作符可以撤销它们自己，对不？

哈佛公开课 - 计算机科学课程节选

His mix of ego and insecurity may be just right for the ad biz.

FORBES: "Who Is This Guy"

In other words, conditions have to be just right like for life on Earth in order for the U.S. to stick to a plan of sustainability.

NPR: Can U.S. Go 'Green' Even When Oil Prices Drop?

Ours, by a happy coincidence, seem always to be just right.

BBC: Fed gives itself a new target