fissure/ ˈfɪʃər /

1.noun[c] 

裂缝,裂隙

2.noun[c] [Anatomy] 

裂纹,沟

3.noun[c] [Medicine] 

裂伤;溃疡

4.noun[u] 

分裂,分歧

5.verb

(使)分裂,(使)裂开