从概念上讲，电子商务与众所周知的商业服务并无不同，后者的服务包括像电话银行、“邮购”目录，或通过传真向供应商发送采购订单等。
Conceptually, e-commerce does not differ from well-known commercial offerings such as banking by phone, "mail order" catalogs, or sending a purchase order to supplier via fax.
在商业广告播放时，一个弹窗将会出现在屏幕下方，促使观众按动按钮，以索要免费样品或订阅产品目录。
During commercials, an overlay will appear at the bottom of the screen, prompting viewers to press a button to request a free sample or order a catalogue.
1981年底之前的商业化学品已列入《欧洲现有商业化学物质目录》。
Chemicals in commerce before the close of 1981 are listed in the EINECS.
应用推荐