In an endnote Mr Wilczek warns that the nitty gritty of quantum field theory is not for sissies.Nor is this book.是什么意思_In an endnote Mr Wilczek warns that the nitty gritty of quantum field theory is not for sissies.Nor is this book.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句