by way of interjection or digressionshe mentioned en passant that she'd been to New York
she mentioned en passant that she'd been to New York
apropos, incidentally
digressively, excursively, interjectionally, parenthetically, secondarily, tangentially
by the by(or by the bye), by the way, in passing
in 1665
英语同义词词典收录了63618条英语词条，基本涵盖了全部常用同义词或反义词的辨析及翻译，是英语学习的有利工具。