Maple Review
Wiki
Wiki
Dictionary
Idiom
Character search
Word Link Tree
Chinese Expert
Knowledge Tree
Chinese English
English Chinese
Language Converter
Time Channel
Dynasty
Country
Today in History
Read
Poems
Novel
History
Wiki
Prose
Tourism
Drama
Search
User
Password
Sign in
Register
English
简体
繁體
pīnyīn
My
Picture
My Map
Collections
I remember
Poems
Novel
History
Wiki
Prose
Tourism
Drama
Maple Review
Feedback
About us
Contextual Help
Help
Finance
:
finance and economics
:
securities
>
speculate on a rise [fall] operate
在股票证券市场,
空头操作
是指为了提高价格而买入大量不同的将要卖出的证券,这样做可以促使证券卖出人购回证券从而使价格上涨。