附关节沟

附的英语翻译：

add; appose; attach; enclose

关节的英语翻译：

articulation; joint; key links
【医】 arthr-; arthro-; arthron; article; articulatio; articulation
articulationes; articuli; articulus; artus; joint; junctura; syntaxis

沟的英语翻译：

channel; chimb; ditch; fossa; furrow; gouge; groove
【医】 channel; furrow; groove; gutter; sulci; sulcus; trough