gantry

中文： 龙门架、跨轨信号架

1. A framework of steel bars resting on side supports to bridge over or around something.
2. A supporting framework for a barrel.
3. A gantry crane or gantry scaffold.
4. A faregate or turnstile controlling the entry and exit of people at a location.
5. A cylindrical scanner assembly in the bore of which the response of bodies or tissues to some specific exposure can be detected for 3D imaging.

复数 gantries