仔细研究

Every aspect of the original has been closely studied and painstakingly reconstructed.

原作每一节都经过了仔究，费尽苦心才得以重。

They had not studied the language very thoroughly.

没有很仔地究这一语言。

My ideas on semantics needed more careful exploration.

我于语义学一些想法需要更仔究。