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up and down
英：
美：
上上下下；到处；前前后后；来来往往
上上下下; 起落
1、He jigged
up and down
with excitement.───他激动得又蹦又跳。
2、A little bird was bobbing its head
up and down
.───一只小鸟把头上下快速摆动着.
3、Window cleaners are pulled
up and down
tall buildings on cradles.───窗户清洁工乘坐能升降的吊篮清洗高层建筑物的窗子.
4、He paced
up and down
, fulminating against Thomas.───他一边来回踱步, 一边大声怒斥托马斯.
5、They came into the front hall, stamping their boots and jumping
up and down
to knock the snow off.───他们进入了前厅，跺着靴子，蹦跳着抖掉身上的雪。
6、The waves were about five feet now, and the bow of the boat was leaping
up and down
.───那时浪高大约有5英尺，船头在上下颠簸。
7、He paced
up and down
restlessly, trying to put his thoughts in order.───他坐立不安地走来走去，尽力想理清思绪。
8、We bobbed gently
up and down
on the swell of the incoming tide.───我们随着涨潮的浪涌轻轻地起伏。
9、He kept pumping my hand
up and down
.───他不停地摇动着我的手。
10、He was looking
up and down
the road as if he were expecting someone.───他向大道上张望着,好像盼着什么人呢!
11、The tiger paced
up and down
the cage.───老虎在笼中走来走去.
12、The child stared the stranger
up and down
.───那孩子上下打量着这个陌生人.
13、I strolled
up and down
thoughtfully before calling a taxi.───我踱来踱去仔细思量后叫了一辆出租车。
14、With an elevator in the skyscraper , we can easily go
up and down
.───摩天楼里有电梯, 上下很方便.
15、This is a subject very dear to the hearts of academics
up and down
the country.───这个话题举国上下的学者都非常关切。
16、If you run your eye
up and down
these columns you will see that the value of some of them declined.───你把这几列上下扫视一遍，就会发现其中有些贬值了。
17、He could not lie still, but rampaged
up and down
his bedroom.───他不能静静地躺着, 而在卧室里冲来撞去.
18、I dont think a lot of people will jump
up and down
and say "thank heavens"..───我并不认为很多人会欣喜若狂地说“感谢上帝”。
19、I looked
up and down
the corridor.───我来回扫视着走廊。
20、He paced nervously
up and down
on the platform.───他在站台上情绪不安地走来走去.
21、He immediately threw a tantrum, screaming and stomping
up and down
like a child.───他立即耍起性子来，像小孩似的跺着脚又叫又跳。
22、Then I noticed the car was bouncing
up and down
as if someone were jumping on it.───然后我注意到那辆车在上下颠簸，好像有人在车上蹦跳似的。
23、The water buffalo squelched
up and down
the paddy fields, pulling the plough.───水牛拉着犁,在稻田里咕唧咕唧地走着.
24、She was jumping
up and down
.───她上上下下地蹦着.
25、He introduced himself as "the leader" and strutted
up and down
like a peacock.───他自称“领导”，像个孔雀似的趾高气扬地走来走去。
26、The piston slides noiselessly
up and down
.───这个活塞上下活动,没有响声.
27、Theres a lot of rushing
up and down
the gangways.───舷梯上许多人上上下下。
28、"What is wrong with you, acting like that," she raved, pacing
up and down
frantically.───“你是怎么回事，竟然做出那种事，”她咆哮着，发疯一样走来走去。
29、Soldiers were marching
up and down
outside the government buildings.───士兵在政府大楼外面来回练习队列行进。
1、plane down───刨平
2、hand down───宣布；把…传下去
3、up and doing───敏捷；忙碌；活泼
4、to hand down───传
5、ups and downs───n.沉浮；盛衰；高低
6、sand down───用砂纸磨光表面
7、stand down───退出（比赛或竞选）；离开证人席；退职；顺潮航行
8、to stand down───退出
9、cap and gown───学位服
up and down 是个短语，它的意思有：上上下下；到处；前前后后；来来往往。
如果这是一首歌的名字，可以翻译成：翻云覆雨或者起伏不定。