risky

形容词 risky:

1. involving risk or danger
   同义词：hazardous, wild
2. not financially safe or secure
   同义词：bad, high-risk, speculative

1. Investing such a large amount at the present time is too risky in my point of view.
   目前，投入大笔资金太冒险了。
2. So risky as to require very deft handling.
   冒险的冒险的，需灵巧处理的
3. Depending on chance; risky.
   靠运气的; 冒险的
4. It is very important to hedge your bets in any business, but investing in this enterprise is especially risky.
   做任何生意分散投资非常重要，不过投资这家企业是特别冒险的。
5. He would not have succeeded in such a risky business if he had not been such a clever entrepreneur.
   假若他不是那麽精明强干的企业家，就不会在这样冒险的事业中取得成功。

risk.y

adj.（形容词）
risk.i.er,risk.i.est
Accompanied by or involving risk or danger; hazardous:
危险的，有风险的，冒险的，大胆的：伴有或涉及风险或危险的；有风险的，有危害的：
例句：
.Anything that promises to pay too much can`t help being risky.(Dorothy Canfield Fisher)
.凡是保证有高额回报的东西必定都是有风险的.(多萝西·坎菲尔德·费希尔)

【引伸】
risk.iness
n.（名词）