Brokers charge banks a commission on every trade and individual brokers can expect to keep around 60 % of the commissions they earn .
经纪人对每笔交易收取银行佣金，个体经纪人有望保留他们赚取的佣金的60%。
But aaron is useful to keep around .
但是aaron可以帮助他们维持生活。
And people will fight much more to keep around companions that are happier and prettier .
为了和更快乐更漂亮的伴侣呆在一起，人会更加的努力。
In america the big studios keep around half of box-office receipts . In china hollywood studios keep only a quarter .
大型电影公司在美国大约保持获得票房收入的一半，而在中国至只有四分之一。
I keep around 20 % of my assets in cash at a private bank but I treat it just like a normal commercial bank account .
我把20%左右的资产留作现金，放在私人银行里，但以普通商业银行帐户的方式对待它。
If you cut certain kinds of worms in half the halves will often keep crawling around and going about their vermiform business as if nothing had happened .
如果你将某种蠕虫一切两半，两部分经常继续爬行，保持各自的蠕虫形态，仿佛什么都没有发生过。
What 's interesting about facebook 's hackamonth is that retention initiatives aren 't usually associated with venture-backed companies ; the potential for a cash-out from a sale or ipo is usually enough to keep employees around .