形容詞 risky:

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

1. Investing such a large amount at the present time is too risky in my point of view.
   目前，投入大筆資金太冒險了。
2. So risky as to require very deft handling.
   冒險的冒險的，需靈巧處理的
3. Depending on chance; risky.
   靠運氣的; 冒險的
4. It is very important to hedge your bets in any business, but investing in this enterprise is especially risky.
   做任何生意分散投資非常重要，不過投資這家企業(yè)是特別冒險的。
5. He would not have succeeded in such a risky business if he had not been such a clever entrepreneur.
   假若他不是那麼精明強干的企業(yè)家，就不會在這樣冒險的事業(yè)中取得成功。

risk.y

adj.（形容詞）
risk.i.er,risk.i.est
Accompanied by or involving risk or danger; hazardous:
危險的，有風(fēng)險的，冒險的，大膽的：伴有或涉及風(fēng)險或危險的；有風(fēng)險的，有危害的：
例句：
.Anything that promises to pay too much can`t help being risky.(Dorothy Canfield Fisher)
.凡是保證有高額回報的東西必定都是有風(fēng)險的.(多蘿西·坎菲爾德·費希爾)

【引伸】
risk.iness
n.（名詞）