敌意二重奏已经开始游说并购套利者，他们购买收购目标的股份，希望能从交易价和抛售价的差额中获得盈利。

The hostile duo has begun lobbying merger arbitrageurs, who buy shares in acquisition targets hoping to profit from the gap between the trading and sale prices.

youdao

不是变量，这是在一个圆上。，R，is，not，a，variable。，You，are，on，the，circle。,这个是二重积分，如果你们这么做的话，在圆盘上，如果你们用极坐标的话,就需要用到R和θ

R This one is a double integral. So, if you are doing it, say, on a disk, you would have both R and theta if you're using polar coordinates.

youdao