adj.同时发生的，同时的...

adv.即刻，突如其来地...

Airbags inflate instantaneously on impact.安全气囊遇到撞击立即膨胀。Once the cargo has been shipped, insurance can be covered instantaneously.货物一旦发出, 我会立即投保.In a crash, momentum changes abruptly but not instantaneously.在撞击过程中, 动量的变化是...

瞬间...

adj.瞬间的，即刻的，猝发的...

instantaneously的音标：instantaneously的英式发音音标为：[ˌɪnstən'teɪnɪəslɪ]instantaneously的美式发音音标为：[ˌɪnstən'tenɪəslɪ]...

coinstantaneous的音标：coinstantaneous的英式发音音标为：[ˌkəʊɪnstən'teɪnɪəs]coinstantaneous的美式发音音标为：[ˌkoʊɪnstən'teɪnɪrs]...

instantaneous的音标：instantaneous的英式发音音标为：[ˌɪnstən'teɪniəs]instantaneous的美式发音音标为：[ˌɪnstən'teniəs]...

He had an instantaneous response.他立刻作了反应。She accidentally swallowed the poison and death was instantaneous.她意外地吞下了毒药,当即就死去了.Death was almost instantaneous.当时生命垂危。His hospitality was instantaneous and all-embracing.无论何时无论...

His hospitality was instantaneous and all-embracing.无论何时无论对谁他都是很好客的。Death was almost instantaneous.当时生命垂危。She accidentally swallowed the poison and death was instantaneous.她意外地吞下了毒药,当即就死去了....

instantaneousness的音标：instantaneousness的英式发音音标为：[ɪnstən'teɪnɪəsnəs]instantaneousness的美式发音音标为：[ɪnstən'teɪnɪrsnəs]...