up-and-down

People up and down the country are giving money to the earthquake appeal.

全国上下的人地震捐钱。

On an oscilloscope, you can see an electrical current oscillate up and down.

示波器上面你可以看到股电流上下振动。

I’ve watched the ups and downs of his business with great interest.

我怀着极大的兴趣关注着他事业的起起伏伏。

My relationship with him was very up and down.

我跟他的关系忽冷忽热。

Prices have gone up and down like a seesaw this year.

今年的价格像跷跷板样时涨时跌。

The piston slides noiselessly up and down.

这个活塞上下活动，没有响声。

He could not lie still, but rampaged up and down his bedroom.

他不能静静地躺着, 而卧室里冲来撞去。

Window cleaners are pulled up and down tall buildings on cradles.

窗户清工乘坐能升降的吊篮清洗高层建筑物的窗子。

I walked up and down the aisle to stretch my cramped muscles.

我楼道里走来走去以舒展我痉挛的肌肉。

The tiger paced up and down the cage.

老虎笼中走来走去。

He paced nervously up and down on the platform.

他站台上情绪不安地走来走去。

The old bus jogged up and down.

那辆旧公共汽车上下地颠簸着行驶。

"The girls jump up and down together, cheering when the team has played well."

"球队表演出色时,女孩子们齐跳上跳下他们加油。"

A little bird was bobbing its head up and down.

鸟把头上下快速摆动着。

Piscine on-line bobber is vibrating up and down, enrol all the way in water.

鱼线上的浮子正上下颤动，水里路招。”

You can scroll through the text using the up and down arrow keys.

你可以利用上下箭头键来翻看(计算机屏幕上的)整个文本。

It’s very hard to turn the wick up and down.

这灯芯很难旋上旋下。

But, while she said it, Pearl laughed, and began to dance up and down, with the humorsome gesticulation of a little imp, whose next freak might be to fly up the chimney.

珠儿边说边放声笑著，并且用妖精的那种调皮样子蹦蹦跳跳著，她的下步想入非非的行动可能是从烟囱中飞出去。

But while she said it, Pearl laughed, and began to dance up and down with the humoursome gesticulation of a little imp, whose next freak might be to fly up the chimney.

珠儿边说边放声笑着，并且用妖精的那种调皮样子蹦蹦跳跳着，她的下步想入非非的行动可能是从烟囱中飞出去。

Up and down the country - Why not throughout the nation? Used when a politician needs to appear statesmanlike and non-partisan.

举国上下—-什么不干脆说全国呢？政治家想要显得特别重要、特别有风度的时候酷爱此词。