名 sour jujube，thorn bushes，brambles，[动]spine，thorn ；

[例句] 一种棘齿装置把线从线轴转到梭心上。 A ratchet mechanism transfers the thread from spool to bobbin.

[例句] 然而, 在探查性外科手术时, 就应该把未开放的棘球蚴切除掉. At exploratory surgical operations, however, the unopened hydatid cyst should be excised.