turn up后面加名词，turn up at 出现在；
turn up （常指出其不意地或经长久等待后）出现，到来，露面;找出;发现;注意到;出现;开大，调高（收音机、暖气等）
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。
We are working on the assumption that everyone invited will turn up.
我们假定了每一个人都会应邀出席并正就此作出安排。
The evening started badly when the speaker failed to turn up.
那天晚上的活动一开始挺糟糕，因为演讲者没有来。
What are the odds he won't turn up?
他不会露面的可能性有多大？
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。
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。
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