gantry

n. 桶架, 龙门起重架, (跨轨)信号架, (起重架的)构台/门架, 导弹拖车

名词复数:gantries 

gan.try

n.（名词）
【复数】 gan.tries
A mount for a traveling crane consisting of a large archlike or bridgelike frame designed to move along a set of tracks.
托台：由大的拱形或桥形架组成的供移动升降架的框架，设计为沿着一系列轨道移动
A similar spanning frame supporting a group of railway signals over several tracks.
跨轨信号架：一种类似的跨距架，跨越多条轨道并安装了许多铁路信号
Aerospace A massive vertical frame structure used in assembling or servicing a rocket, especially at a launch site.
【太空学】 竖立架：用于装配和维修火箭所用大型直立架
A support for a barrel lying on its side.
桶架：一种在边侧支撑桶的架子

来源：
Middle English ganter, gauntre [wooden stand for barrels]
中古英语 ganter, gauntre [木制的]
from Old North French gantier [wooden frame]
源自 古法国北方方言 gantier [木架]
from Latin canthôrius
源自 拉丁语 canthôrius
from Greek kanthôlios [pack ass]
源自 希腊语 kanthôlios [打包孔]
from kanthôlia [panniers at the side of a pack-saddle]
源自 kanthôlia [在马鞍旁侧的背篓]