turn up

朝上翻；来到；卷起；找到；出现；发生；调大，开大；证明是；改进，好转

Just turn up for the first class.(来上第一节课就行了。)

Bill likes to turn up the TV.(比尔喜欢把电视声音开大。)

My children turn up their noses at fresh vegetables.(我的孩子对新鲜蔬菜根本看不上。)

He was threatened with dismissal if he continued to turn up late for work.(他受到警告，如果继续上班迟到，就被辞退。)

"Don't turn up the light," he cried.(“别把灯调亮。”他喊道。)

Objects like this turn up at sales with surprising frequency.(这样的东西在拍卖会上出人意料地频繁出现。)

Whether we need more food depends on how many people turn up.(我们是否需要更多的食物，这要视到场人数而定。)

For example, if you are in a noisy place like the subway, you might turn up your music too loud without realizing it.(例如，如果你在一个像地铁这样嘈杂的地方，你可能会在没有意识到的情况下把音乐开得太大声。)

"I like the nose to turn up," said Mary.(“我喜欢翘得高的鼻子。”玛丽说。)

Terra Preta soils turn up in large patches all over the Amazon, where they are highly prized by farmers.(TerraPreta土壤在整个亚马逊地区大面积出现，农民们对其高度重视。)

verb

1. appear or become visible
make a showing

e.g. She turned up at the funeral
I hope the list key is going to surface again

Synonym: come oncome outsurfaceshow up

2. bend or lay so that one part covers the other

e.g. fold up the newspaper
turn up your collar

Synonym: foldfold up

3. find by digging in the ground

e.g. I dug up an old box in the garden

Synonym: excavatedig up

4. discover the location of
determine the place of
find by searching or examining

e.g. Can you locate your cousins in the Midwest?
My search turned up nothing

Synonym: locate

5. be shown or be found to be

e.g. She proved to be right
The medicine turned out to save her life
She turned up HIV positive

Synonym: proveturn out

1. (常指出其不意地或经长久等待后)出现，到来，露面
If you say that someone or something turns up, you mean that they arrive, often unexpectedly or after you have been waiting a long time.

e.g. Richard had turned up on Christmas Eve with Tony...
理查德和托尼在圣诞夜一道露面了。
e.g. This is similar to waiting for a bus that never turns up.
这就跟等待一辆永远等不到的公共汽车差不多。

2. 找出;发现;注意到;出现
If you turn something up or if it turns up, you find, discover, or notice it.

e.g. Investigations have never turned up any evidence.
调查从没发现任何证据。
e.g. ...a very rare 15th-Century spoon, which turned up in an old house in Devon.
在德文郡一座老房子里发现的一把非常珍贵的 15 世纪的勺子

3. 开大，调高(收音机、暖气等)
When you turn up a radio, heater, or other piece of equipment, you increase the amount of sound, heat, or power being produced, by adjusting the controls.

e.g. Bill would turn up the TV in the other room...
比尔会把另一个房间里的电视声音开大。
e.g. I turned the volume up...
我调高了音量。