They really are apples and oranges.

他们确实是迥然不同。

《牛津词典》

You can't compare apples and oranges.

苹果和橙一也不象，是没法比的。

youdao

“It’s kind of comparing apples and oranges,” says Hugh Hillhouse, a professor of chemical engineering at the University of Washington. “The semiconductor industry makes minutely patterned silicon.

华盛顿大学化学工程系的教授休•希尔豪斯说道，“它们之间并无可比性，半导体工业主要是制作微小的特定图形的硅，需要在电镜下才能看清它的复杂结构。

youdao

"Because they're apples and oranges. The concept of autism was very different in the past."

VOA: standard.2010.02.10

- And lastly, you might have recalled the Fruit-craft RPG game that we played briefly with the little man that moves up and down, left and right and collects like oranges and apples and then brings them into the store.

最后，我需要你们回想一下之前玩过的一个游戏,“Fruit-craft，RPG“，我们只需要让那个小人,上上下下，左左右右地移动，收集桔子啊，苹果啊等等,然后把它们送到仓库里去。

哈佛公开课 - 计算机科学课程节选

So as we talk about apples and oranges, that's the apples-to-apples comparison I'll leave you with.

WHITEHOUSE: The White House

Next to the apples and oranges: pizza boxes and a nearly empty tray of cookies.

WSJ: Louisville: Winning With a Helping of Grease and Sugar��NCAA Tournament

These big state arguments don't hold up in a general election as you're comparing apples and oranges.

NPR: Clinton Takes Pennsylvania Primary