service drop

基本解释

This shows the referenced Web service with a drop-down list of ports available for the Web service.
图中显示了所引用的 Web 服务，并使用下拉列表列出 Web 服务可用的端口。
Fixed installation in air, these products with soft copper conductor can be used as the service drop cable of transformer.
架空固定敷设，软铜芯产品用于变压器引下线。
America’s postal service saw a drop of almost 14%, or 28 billion items, in the year to September.
以美国为例，到今年9月为止，美国邮递业务减少了14%（用数字来表示的话是280亿）。

The Forest Service had a plane that it wanted to use to drop water bombs onto wildfires.

Interesting to see some innovation in voice service, as some wireline customers drop service and go mobile only.
FORBES: Comcast Adds Free WiFi Calls For Xfinity Voice Customers
Look for OnAir service to drop initially on short flights in Western Europe, though Airbus intends to take it global -- if the FAA's cool with it, anyway.
ENGADGET: Airbus gets Euro approval for in-flight calling system
Some firms improve customer service by empowering customer service reps to drop fees or reduce costs when customers complain.
FORBES: Making Customer Data In Finance Profitable