e-commerceWiktionary 原文构词拆分e-前缀(no longer productive) Used to form terms with the sense of something being absent, being removed, or moving outward.+commerce词根/词干词源说明From e- + commerce.释义（英文）名词 Noun(Internet, business) Commercial activity conducted via the Internet.词族派生词（1）s-commerce相关词（4）commerces-commerceelectronice-