【医】 sigmoid sulci; sulci sigmoideus; sulci sinus sigmoidei
second
【建】 acetonitrile; ethane nitrile
account; certificate; condition; shape; state; written complaint
【医】 appearance
channel; chimb; ditch; fossa; furrow; gouge; groove
【医】 channel; furrow; groove; gutter; sulci; sulcus; trough