mǔniú
муню
му3 ню2
http://www.chinese-russian.com/zd/ci/100047
http://www.chinese-russian.com/zd/ci/42401
mùniú
му4 ню2
http://www.chinese-russian.com/zd/ci/162835
http://www.chinese-russian.com/zd/ci/96262