im·prob·a·ble /ɪmˈprɒbəbəl $ -ˈprɑː-/ adjectiveadj 1 BELIEVEPROBABLY#not likely to happen or to be true 不大可能发生的;未必确实的 SYN unlikely OPP probable a film with an improbable plot 情节离奇的电影
It seems highly improbable that he had no knowledge of the affair. 他不知道这件事的可能性似乎极小。
—improbably adverbadv
—improbability /ɪmˌprɒbəˈbɪləti $ -ˌprɑː-/ noun [countableC, uncountableU]