nail bed meaning in Chinese

甲床
爪床

My nail beds suck
我的甲床太烂了
Use of modified rectangular advance flap and nail bed augumentation surgery for repairing the defect of nail bed after injury
改良矩形推进瓣甲床扩大术治疗外伤性甲床缺损
It could lead to the narrower space between the connections on the pcb and the closer distance between the test points , and it could even make some test points inaccessible . so , the traditional test methods based on probes or nails beds are no longer available
同时，数字系统中可供测试的结点间距亦越来越小，有的甚至成为隐性的不可达结点,使得基于探针的传统测试方法将难堪重任。