分词翻译
甲床的英语翻译：
【医】 hyponychium; keratogenous membranes; lactulum unguis; lectulum unguis
matrix unguis; nail bed; nail matrix; solum unguis沟的英语翻译：
channel; chimb; ditch; fossa; furrow; gouge; groove
【医】 channel; furrow; groove; gutter; sulci; sulcus; trough
