broad and deep 博大精深
Investigation proved him to be a man of deep and broad erudition.
调查证明他是一位深且广的博学。
The riverbed contained by the dike was deep and broad lined with iron-grey shingle.
被高堤嵌住的河床又宽又深,满盛着一川铁灰色的砾石。
Seemingly small details in requirements can have deep and broad implications for the application implementation.
在需求中,表面上的一些小细节可能对应用程序的实现有着深入和广泛的影响。
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