cleavage是什么意思

cleavage[英][ˈkli:vɪdʒ][美][ˈklivɪdʒ]n.分裂; [胚] 卵裂; 乳沟; 复数：cleavages例句:1.That first citation for this use of cleavage appeared in time magazine. 关于cleavage这一用法的首次引证出现在《时代》杂志中。 2.The one talking to the woman with the back cleavage? 在和一个后背开衩的女人讲话的那个？