recessn.休息；幽深处；凹缝；壁龛；放假v.放入壁龛；作凹处；休息recessing cutter切口铣刀recessed bonding间隙连接recessed fitting下水管道承插式内平弯头recessus opticus视隐窝recessive target隐性目标recessive stress逆行重音recessed cathode隐藏式阴极recessed bollard闸墙凹槽内的系船柱recessive accent逆行重音Recessive factor隐性因素