hard stuff

常見例句

Philosophy is hard stuff to read.
哲學(xué)是很難讀懂的東西。
Skip the hard stuff.
跳過困難的地方。
Changing ourselves, changing our behavior — this is hard stuff.
改變自己，改變我們的行為 - 這是困難的事情。

I'm the heterogeneous system, soft stuff, hard stuff, liquid stuff.
我是非均勻系統(tǒng)，有軟的物質(zhì)，硬的物質(zhì)，液體物質(zhì)等。
麻省理工公開課 - 熱力學(xué)與動(dòng)力學(xué)課程節(jié)選
It's hard to write a lot of stuff in a language that you're not as familiar with,
用你不熟悉的語言寫論文真的很難，
選擇國(guó)際學(xué)的理由 - SpeakingMax英語口語達(dá)人
Philosophy is hard stuff to read.
哲學(xué)是很難讀懂的東西。
耶魯公開課 - 死亡課程節(jié)選

And you just mentioned, let's do the fun stuff before we do the hard stuff.
WHITEHOUSE: President Obama Holds a Town Hall in New Hampshire
But it is also true that what remains is hard stuff -- entitlement reform and tax reform.
WHITEHOUSE: Press Briefing by Press Secretary Jay Carney,
It is hard to persuade people to do hard stuff that entails trimming benefits and increasing revenues.
WHITEHOUSE: President Obama’s News Conference on Deficit Reduction