Ad-libbing
v. 即兴演出( ad-lib的现在分词 ); 当场作出; <口>随口说出（俏皮话）; 无准备地说（或做）
🧩 词语组成解析
ad
[æd]
n. 广告;网球中的优势分advantage. ad in;
(lib 的现在分词) adj. [口]解放的（等于liberal）；解放论者的
🗣️ 情景例句
Your room number is 512. Here's your key.
房间号码是512。这是您的钥匙。
Speech is the picture of the mind.
言为心声。
At that time, however, she was not only the largest ship that had ever been built, but was regarded as unsinkable,
当时，这艘轮船不仅是造船史上建造的最大的一艘船，而且也被认为是不会沉没的。