| 释义 |
WORD PARTNERSHIP 词语搭配 〔extemporaneous〕asked an unpremeditated question. Something that isad-lib is spontaneous and improvised and therefore not part of a prepared script or score: 随口提出一个问题。 ad-lib 的事物是自发产生的和即兴而作的， 因而不是预先准备的手稿或记录的部分： 美国传统〔seal〕a sealed bid(= one that is kept in a sealed envelope and therefore remains secret until all other bids have been received) 密封（投）标牛津高阶 |