| 例句 |
The cement casing around the nuclear reactor is at risk.核反应堆外面的水泥防护罩处于危险之中。He put a protective cover over the car.他给车套了个防护罩。The guard must be in place before operating the meat slicer.必须先安装好防护罩再操作切肉片。The original plan was to encase a small amount of a radioactive substance in a protective steel container.原先计划是要将少量的放射性物质封存在一个钢质防护罩中。 |