elaborate explanation

Then he caught himself, and went into a rather elaborate explanation to cover his confusion.

The Governor replied, making what Frobisher guessed to be a long and elaborate explanation.

She was not the kind of girl from whom an elaborate explanation would be asked or expected.

Jogmaya, fearing that Sripati would be prejudiced against her friend, began an elaborate explanation.

George Gilbert found it necessary to enter into an elaborate explanation upon this subject.