speculative business

基本解释

My personal guess is that they start from a few hundred solar masses, but that's a much more speculative business.
佈蘭德福德說，“我個人猜想他們是從幾百個太陽的質量開始的，但是這種想法太投機了。”
The other is to rein back speculative business lest the phenomenon of converting arbitrage into riches be spread, but, there is no extirpating it.
其次，盡量防止投機性行爲，減少通過套戥機會來發財的渠道。但是，我們不可能完全杜絕套戥的機會。
General Motors represented one end of the spectrum - our company was formed from the acquisition of many smaller companies in what was, 95 years ago, a highly speculative business.
通用汽車代表的是其中一個極耑：95年前，我們的公司在收購無數小企業的基礎上形成，那時，汽車制造還是個高度投機型的産業。

D. from Stanford University's engineering and economic systems department, is less charitable when it comes to companies with speculative business models, especially those carrying a large debt load.
FORBES: Magazine Article
As this excellent piece on Ken Roth and Human Rights Watch shows, this thesis emerged, among other things, as a way to defend the human rights movement from critics who wanted to write it off as a woolly, speculative business, as hippie-stuff.
FORBES: Patrick Ball on the Perils of Misusing Human Rights Data
Combine the aggressive confidence of science and the speculative needs of business, and you get that unique Western omen-reader, the futurist.
FORBES: ARC, the New Digital Magazine for Futurists