get it up片語動詞KK [gɛt ɪt ʌp] /ɡɛt ɪt ʌp/發音片語動詞1勃起俚語He was so nervous that night that he couldn't get it up.那天晚上他太緊張,根本勃不起來。2提起精神、來勁口語,多用於否定句I just can't get it up for another long meeting today.今天再開一場長會,我實在打不起精神。