Can anybody tell me what the difference between upstage and downstage is?

The downstair of accompanying pits museum.

地下陪葬坑展览馆.

Got on downstair building to grind a knife a few times so, give him grind dry.

这样上楼下楼磨了几回刀, 把他给磨燥了.

She can still come downstairs with assistance but she's very weak.

在有人搀扶的情况下她还是能够下楼的，但是很虚弱。

He was in an argument with his landlord downstairs.

他与楼下的房东发生了争执。

The telephone was downstairs in the entrance hall.

电话在楼下的门厅里。

She said his friends could sleep over in the big room downstairs.

她说他的朋友们可以在楼下的大房间里住一晚。

I flew downstairs.

我飞奔到楼下。

I could hear Jonathan acting up downstairs.

我能听见乔纳森在楼下撒泼。

Amy slipped downstairs and out of the house.

埃米偷偷下楼溜出了房子。

Denise went downstairs and made some tea.

丹尼丝下楼泡了茶。

Everybody was downstairs watching a movie.

大家都在楼下看电影。

Meanwhile, at home our life flowed placidly downstream.

与此同时, 在国内方面,我们的生活无声无息地走向下坡路.

The current drifted the boat downstream.

激流把小船漂到下游.

Is the water polluted at source or further downstream?

河水是在源头还是在流出之后受到污染的?

We watched the flakes of ice drift downstream.

我们看着薄冰层顺流漂去.

The construction of a dam influences downstream channel stability in two ways.

水坝的建设在两个方面影响下游河道的稳定.

Downstream the river twists and turns a lot.

这条河的下游弯弯曲曲.

We were rowing downstream towards the sea.

我们划船顺流而下,驶向大海.

At noon the S . S . Jiangjin starts downstream.

十二时,“ 江津 ”号启碇顺流而下了.

These constitute the upstream and downstream faces of the porous domain.

这些是由多孔区的上游面和下游面组成.