He was a huge man, built like an oak tree.他是个大块头，结实得像棵橡树。the knotty roots of the old oak tree盘根错节的老橡树根a gnarled old oak tree多节瘤的老橡树...

橡树，柞树...

oak tree的音标：oak tree的英式发音音标为：[əuk tri:]oak tree的美式发音音标为：[ok tri]...