speculating

US

UK

B2 中高級
v.t./i.動詞 (及物/不及物)做投機(買賣)
He is speculating that oil prices will be low this year
n. (u.)不可數名詞投機
Speculating on stocks is a dangerous business
v.t./i.動詞 (及物/不及物)推測 ; 投機
They are speculating about what their children will do when they are big

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