knotty造句

The new man-agement team faces some knotty problems.
新的管理团队面临一些棘手的问题。

the knotty roots of the old oak tree
盘根错节的老橡树根

Under his leadership, many knotty problems were smoothly solved.
在他的领导下, 许多伤脑筋的问题都迎刃而解.

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