door opener

基本解释

First: garage door opener --- a decade ago, remote control garage door into China, the earliest complete import, install and service domestic only.
其一：車庫門開門機---在十多年前，遙控車庫門流入中國，最早是成套進口，國內衹安裝和售後服務。
Wal-Mart is taking steps to improve U. S. operations, with its high-profile move to open a second store in Chicago seen as a potential door opener to other urban markets.
沃爾瑪正採取步驟，改善美國業務，其高調的擧動，公開在芝加哥第二家商店作爲一個潛在的門開啓到其他城市市場出現。
The company specializes in producing series of electric telescopic Door Opener, series electric roller shutter door machine, garden motors, mill motors and energy-efficient motor bike.
本公司專業生産系列電動伸縮門開門機、系列電動卷簾門機、園林電機、粉碎機電機及電動自行車節能型電機。

The instructions could come from the outside--like a computer that acts as a garage-door opener--letting the drugs out of the reservoir.
FORBES: Magazine Article
Master Lock sells a garage-door opener with a built-in fingerprint scanner, the Kwikset SmartScan Deadbolt will open up your front door with another finger swipe and Schlage's LiNK door locks allow owners to give anyone access to their home by punching a code into a computer keyboard or mobile phone's keypad.
FORBES: Magazine Article
But that is only the door opener for a much-larger eventual market.
FORBES: Wine and Rosy Chinese Prospects