coffer

（放金钱或其他贵重物品的）保险箱［柜］

［

（=cofferdam）围堰； 沉箱， 潜水箱； 浮船坞

（船的）隔离舱

吸声［隔音］ 板，【建】平顶的镶板， 藻井

运河船闸的闸室

挡水封套， 挡水围板

coffer

a chest, esp for storing valuables

a store of money

Also called: caisson Also called: lacuna an ornamental sunken panel in a ceiling, dome, etc

a watertight box or chamber

short for cofferdam.a recessed panel in a concrete, metal, or timber soffit

to store, as in a coffer

to decorate (a ceiling, dome, etc) with coffers