speculate
/ˈspekjʊleɪt/verb
no obj.
1
- form a theory or conjecture about a subject without firm evidence推测：
my colleagues speculate about my private life
我的同事们猜测我的私生活
with clause observers speculated that the authorities wished to improve their image.观察员们推测当局希望能改善他们的形象。
2
- invest in stocks, property, or other ventures in the hope of gain but with the risk of loss做投机买卖：
he didn't look as though he had the money to speculate in shares.
他看上去不像有钱做股票投机的。
派生词
speculation
nounspeculator
noun词源
late 16th cent.: from Latin speculat- observed from a vantage point, from the verb speculari, from specula 'watchtower', from specere 'to look'.