Invest-ment is becoming a chancy business.是什么意思？

Invest-ment is becoming a chancy business.

投资正变成一项风险事业。

is

vt.& vi. 是（be的三单形式；n. 存在；

例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

becoming

adj. <正>（衣服等）相配的，合身的，合适的，与…相称的；n. <哲>（变化过程的）形成，发生；v. 变为，成为( become的现在分词 )，适合，使（人）显得漂亮，使好看；

例句
He had discovered politics and was rapidly becoming absorbed by it...
他接触到了政治并且迅速地对它着了迷。

chancy

adj. 不确实的，不安的；

例句
Investment is becoming a chancy business.
投资正变成一项风险事业。

business

n. 商业，交易，生意，事务，业务，职业，行业；

例句
Many men still have difficulty accepting a woman as a business partner...
许多男性仍然无法接受女性商业伙伴。