基本解释adj.不大可能的；不像会发生的；似不可信的同根派生 英汉例句用作形容词 (adj.)It's improbable that she'll accept the invitation.她不大可能接受邀请。Improbable as it seems, it's true.这虽然看起来不可能,但却是真的。The improbable pregnancy was big news for the woman's family.她居然能怀孕