agger
1.
In ancient Rome, an earthwork; an artificial mound or rampart.
2.
The fill for a road over low ground.
热门单词
- automatic pilot
- automatic smoke alarm system
- automatic smoke vent
- automatic sprinkler
- automatic sprinkler system
- automatic threshold closer
- automatic transfer switch
- automatic water supply
- automatic wet-pipe sprinkler system
- auto-suppression system
- aux
- auxiliary heat
- auxiliary dead latch
- auxiliary dead latch, auxiliary latch bolt, deadlocking latch bolt, trigger bolt
- auxiliary energy subsystem
- auxiliary heating fraction
- auxiliary latch bolt
- auxiliary loads
- auxiliary rafter
- auxiliary reinforcement
- auxiliary rim lock
