so as to片語KK [so æz tu] /soʊ æz tu/發音片語1以便、為了、好較正式She left an hour early so as to avoid the traffic.她提早一小時出發,以便避開車潮。2以免、免得用於 so as not toHe closed the door quietly so as not to wake the baby.他輕輕關上門,以免吵醒寶寶。