英文词源
- speculation (n.)
- late 14c., "intelligent contemplation, consideration; act of looking," from Old French speculacion "close observation, rapt attention," and directly from Late Latin speculationem (nominative speculatio) "contemplation, observation," noun of action from Latin speculatus, past participle of speculari "observe," from specere "to look at, view" (see scope (n.1)).
Meaning "pursuit of the truth by means of thinking" is from mid-15c. Disparaging sense of "mere conjecture" is recorded from 1570s. Meaning "buying and selling in search of profit from rise and fall of market value" is recorded from 1774; short form spec is attested from 1794.
中文词源
speculation：思考，思索；推断，推测；投机活动，投机生意
词根词缀： -specul-看 + -ation名词词尾
该词的英语词源请访问趣词词源英文版：speculation 词源，speculation 含义。
speculation：推测，猜测，投机，炒股
speculate,推测，猜测，投机，炒股，-ion,名词后缀。