This mixture can be separated into its different components (成分) although it is very difficult.

尽管很困难，但这种混合物可以分解为不同的成分。

youdao

I found that, although sometimes it was very difficult to make myself do it, it was a great help to my morale, especially if I was depressed.

我发现，虽然有时要费很大力气说服自己去这样做，但锻炼对我的士气是一个很大的帮助，特别当我很沮丧的时候。

youdao

However, he warns that, although microbiological tests carried out in the field are hugely valuable, they are logistically very difficult.

然而，他警告说，尽管在实地执行微生物实验具有巨大的价值，但实际上非常困难。

youdao

She had a very difficult childhood although information about her early history is limited.

VOA: special.2009.06.07

And he warned that reducing the budget deficit over the next two years, although feasible, would be very difficult.

BBC: NEWS | Europe | Greek economic woes spark strike

Although I would admit to finding it very difficult to thinking of the California Coastal Commission as an increase in wealth of any kind.

FORBES: The Problem With The Wealth Inequality In America Video. It Commits Worstall's Fallacy

Although this is certainly possible, it is very difficult to gain serious traction in the Chinese marketplace by pursuing a purely export strategy, or by contract manufacturing and selling through sales agents.

FORBES: Staking Out Your Market Position In China: Part II