Improvising
vt.& vi. 即兴创作（improvise的现在分词形式）
✅ 同义词
🗣️ 情景例句
The bridge is about three hundred and eighty-five feet long.
桥长约三百八十五英尺。
Glad to have been of help.
我很高兴能给您帮个大忙。
Shut up!
闭嘴！