龙骨: a bird's sternum fossil frag ...底: bottom; base吃水: drinking water龙骨底板: shoe龙骨底长: tread龙骨底链: bottom chain主龙骨底角材: bottom keel angle龙骨吃水: keel draft龙骨吃水最大吃水: keel draft内龙骨底部曲线: cutting-down line最大吃水龙骨吃水最大吃水: draft extreme吃水: 1.[方言] (供食用的水) drinking water 过去这里吃水很困难。 it used to be difficult to get drinking water here.2.(吸取水分) absorb water 这块地不吃水。 this plot of land absorbs little water. 这种大米吃水。 you need a lot of water in cooking this kind of rice.3.[船舶工程] (船身入水深度) draught; draft 空载吃水 light draught; 满载吃水 load draught; 这船吃水 5米。 the ship has a draught of 5 metres.; 吃水标尺 draft mark; 吃水标志 draft marks; 吃水差 trim; 吃水国际标准 draft international standard; 吃水深度 draft (of water); dip龙骨: 1.(鸟类的胸骨) a bird's sternum2.[中药] fossil fragments3.(船只、飞机、建筑物等的支撑和承重结构) keel◇龙骨板 keel plate; 龙骨底板 shoe; 龙骨木 rising wood; 龙骨线 keel-line; 龙骨线脚 [建筑] keel molding; 龙骨翼板 garboard; garboard strake荐骨底: basis ossis sacri掌骨底: base of metacarpal bone; basis metacarpalis; basis ossis metacarpalis指骨底: base of phalanx; basis phalangis digitorum manus趾骨底: basis phalangis digitorum pedis镫骨底: base of stape; basis stapedis跖骨底: base of metatarsal bone; basis metatarsalis; basis ossis metatarsalis骶骨底: base of sacrum,base of sacral bone; basis ossis sacri吃水、艏吃水: fdft fore draft模吃水,型吃水: molded draught (or draft); mould draft艉吃水;后吃水: aft draft第一掌骨底: base of first metacarpal舌骨底舌肌: musculi basioglossus