Librettos
n. （歌剧等的）剧本( libretto的名词复数 )
✅ 同义词
🗣️ 情景例句
This is a good deal: buy 1, get 1 free.
这可是个好买卖：买一送一。
The proof of the pudding is in the eating.
空谈不如实验。（实践出真知）
and mechanical systems like a wound watch, or the sun,
像上紧发条的手表那样的机械装置，或太阳，