even if the bran came from the pharmacy rather than the canteen.即使這些麥麩來自藥房而非餐廳

even if:即使

We should practice economy even if we are rich.

即使我們富裕了也仍應該厲行節約。

come from:來自； 起源于

Most of these children come from broken families.

這些孩子中的多數人來自婚姻破裂的家庭。

rather than:而不是

She is pretty rather than attractive.

她是漂亮，而不吸引人。

These are political rather than social matters.

這是政治問題而不是社會問題。

Scientists urgently needed to understand the root causes of the problem.我們亟需科學家研究出其病根

root causes :根源

He argues that one of the root causes of crime is poverty.

他認為犯罪的一個根本原因是貧窮。

Unhappiness is the root cause of his illness.

不開心是他生病的根源。