| 单词 | Yo-Yo |
| 释义 | Yo-Yo n (pl ~s) (propr 专利名) toy consisting of two thick discs of wood or plastic with a deep groove between, which can be made to rise and fall on an attached string when this is jerked with a finger 悠悠（玩具, 为木制或塑料制两厚圆盘, 中间有一深沟连接一绳, 用手指抻绳可使之沿绳上下移动） The price of petrol is going up and down like a Yo-Yo. 汽油的价格像悠悠一样忽上忽下. |
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