单词	hole-down packer
释义	hole-down packer 悬吊式堵塞器
随便看	Territorial Militia Troops territorial natural complex territorial natural resources territorial pheromone territorial pissing territorial planning territorial planning system territorial plannin su g territorial possessions Territorial possessions or property territorial power territorial principle territorial problem territorial production complex territorial productive complex territorial property territorial sales budget territorial sampling territorial scope territorial sea territorial sea baseline survey territorial sea rights territorial seas territorial sea strait territorial sea, territorial water