Radiocarbon dating had to do with chemical analysis, something to do with measuring the amount of radiocarbon that's left in organic stuff.

放射性碳年代测定法涉及到了化学分析，与文物中残留的有机物成分所释放的放射性碳的含量测定有关。

youdao

The only criticism I saw was that the rooms were a bit messy and untidy because people just left their clothes and stuff all over the beds and the floor.

我看到的唯一批评是房间有点乱，因为人们把衣服和东西只到处扔在床上和地板上。

youdao

Physically, see, this guy on the left is the total amount of stuff that goes out of the region per unit time.

看这儿，左边的这个是单位时间内,从区域里出来的流量。

youdao

That means shipowners who wish to ply these waters will have to stop using bunker fuel (the cheap stuff left over once petrol, diesel and aviation fuel have been distilled from crude oil) to power their vessels because burning it produces too much sulphur dioxide, nitrogen oxides and soot.

ECONOMIST: Marine technology: A voyage of discovery | The

But again, I would urge you -- the campaign tactic stuff is best left to the campaign.

WHITEHOUSE: Press Briefing by Press Secretary Jay Carney,

Dan Girardi's shot from the right point was wide of the net but it bounced off the end boards right to Hagelin on the left doorstep for a stuff-in.

WSJ: Del Zotto has goal, assist on Nash winner for NYR