nine.bark

ninebark的音标和读音：
DJ音标发音： [ˈnainˌbɑ:k]
KK音标发音： [ˈnaɪnˌbɑk]

ninebark的词性：
n.（名词）

1. Any of several shrubs of the genus Physocarpus, especially P. opulifolius of eastern North America, having peeling or shredding bark and clusters of small white flowers.
九层皮，风箱果：一种风箱果 属的灌木。尤指北美洲东部的 P. opulifolius ，具有一层层薄皮并开白色小花

ninebark的词源：

2. [From the many layers in its bark]
[从它树干的薄层里]