1. A speculator may try to amass great wealth. 投机商总想方设法积聚大量财富。
2. But at $86 today, crude prices have moved above a recent trading range, which could signal a speculator-led bull charge. 不过，油价目前为每桶86美元，位于最近交易区间以上，这可能意味着投机者主导的涨势。
3. Losses make the speculator studious――not profits. Take advantage of every loss to improve your knowledge of market action. 赚钱不能赢害，但能使投机者仔细研究。捉住每一次赚钱的机遇，改良你对市场行动的懂得。
英英解释
n.
1. someone who makes conjectures without knowing the facts
2. someone who risks losses for the possibility of considerable gains
