n.[生]臍；[植]種臍；中心；核心
I cut open the umbilicus area by two mm in front of the umbilical cord. 我在臍帶之前減低二毫米的公開臍區(qū)域。
There are some changes on the umbilicus of fruit related to cut part of style. 果臍有變化，這與短截花柱有關。
