- 1
To speculate means to guess or form an opinion about something without having all the facts — 'people speculated about why she quit.' It also has a specific meaning in business and finance: to speculate is to buy something (like stocks or property) hoping its value will rise, even though it's risky and you're not sure it will.
推測；(金融)投機炒作
原始詞典資料4 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
speculateverb/ˈspɛk.jʊˌleɪt/
- 1
obsoleteTo think, meditate or reflect on a subject; to consider, to deliberate or cogitate.
- It is remarkable that persons who speculate the most boldly often conform with the most perfect quietude to the external regulations of society.
- 2
To make an inference based on inconclusive evidence; to surmise or conjecture.
- We can speculate that in many instances the sharks are not feeding on their victims, but only in a few cases can we guess what they are doing.
- It is tempting to speculate about the incentives or compulsions that might explain why anyone would take to the skies in [the] basket [of a balloon]: perhaps out of a desire to escape the gravity of this world or to get a preview of the next; […].
- 3
businessfinanceTo make a risky trade in the hope of making a profit; to venture or gamble.
- Some preliminary legal arrangements were made, but the scheme proceeded no further, as the various local authorities concerned were unwilling to speculate public funds on what was, even at that date, a will o' the wisp.
- 4
computingengineeringmathematicsTo anticipate which branch of code will be chosen and execute it in advance.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。