What'efficient markets'says is that there are no easy opportunities for riskless profit.

If an asset ( portfolio ) has riskless super profits , there is arbitrage opportunity in the market.

如果某个资产 ( 合 ) 在无风险的超额利润, 就会产生套利行为.

It's far too risky to generalize from one set of results.

仅根据一组结果进行概括是十分不可靠的。

The banks made too many risky loans which now can't be repaid, and they speculated in property whose value has now dropped.

各银行贷出去太多高风险贷款，目前无法收回，他们还进行地产投机，而地产的价值目前已经下跌了。

Tom Hagen : Too risky. Sonny. Maybe we should call it off.

对迈克太危险了. 山尼, 也许我们该取消.

a risky investment

有风险的投资

Life as an aid worker can be a risky business (= dangerous) .

救援人员的工作会有危险。

They objected that the plan was risky.

他们反对说,这项计划是冒险的.

He is well aware how risky this investment is.

他心里对这项投资的风险十分清楚.

Above all, the market as well as personal stocks is not risky above Cycle Line 144.

只要股指保持在144周期线之上, 大盘和个股没有风险.

Of all the different kinds of securities, common stocks are the most risky investment.

各种不同的证券中, 数普通股的风险最大.

This can stretch your boundaries and can feel risky.

这可以拓宽你的眼界,也让你更勇于冒险.

Although risky, bubbles yield the easiest and biggest profits.

泡沫中投机虽然有风险, 但赚钱最容易也最丰厚.

Such studies are risky, less likely to work than ones that are more incremental.

可恰是这种创新才可能彻底改变科学家对癌症的理解或者医生治疗癌症的方法.

Investing in airlines is a very risky business...

投资航空业风险很大。

A risky customer might be given $ 2 , 000 a sounder one ten times that.

银行也许能给一个危险的顾客2000美元, 但可以给一个信用稍微好一点的顾客十倍.

All business activities are inherently risky.

所有的商业活动本质上都有风险.

Small businesses are a risky undertaking.

小型企业要担很大的风险.

Shrimp and pea risotto with basil and mint.

“意大利虾仁豌豆薄荷调味饭.”.

After we stopped the use of risperidone, the tremor became less apparent and then disappeared.

当停用理思必妥后,单侧肢体红核颤抖症状逐渐缓解.

Conclusion Aripiprazolein has equivalent efficacy to risperidone in the treatment of schizophrenia and takes effect faster.

结论阿立哌唑治疗精神分裂症疗效与利培酮相当,但起效更快.