英语词汇sign on的发音释义、词根词缀、结构分析、同源词、词频及词根记忆法-英语词根词缀词典

词汇	sign on
词根词缀	词根记忆： v. 签约雇用,开始广播John signed on yesterday and will start work on Monday.约翰昨天签约受雇,将从星期一开始工作.
随便看	underestimate underfoot undergo undergraduate underground Underground Railroad undergrowth underhand underlay underlie underline underling underlying undermine underneath under-nourished underofficer underpants underpass underpinning underplay underpopulated underprivileged under-rate underscore

英语词根词缀词典收录了31503条英语词根词缀词条，基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析，是记忆英语词汇的必备工具。