Our group of friends is enlarging by leaps and bounds. To extend is to lengthen in space or time or to broaden in range, as of application是什么意思_Our group of friends is enlarging by leaps and bounds. To extend is to lengthen in space or time or to broaden in range, as of application在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句