knee-high to a duck

• adj. 很小的；微不足道的

knee-high to a duck的用法和样例：

例句

用作形容词 (adj.)

1. I have known him since he was knee-high to a duck.
   他很小的时候我就认识他。
2. She was able to read music from early childhood.
   她从很小的时候就能识乐谱。
3. Yet that is a rather trivial aspect of the matter.
   然而，那还只是这件事情的一个微不足道的方面。
4. The iron dragon marches to your punny defences.
   钢铁之龙正在向你微不足道的防御进军。

词汇搭配

• knee-high to a duck 很小的