sāndú
саньду
сань1 ду2
http://www.chinese-russian.com/zd/ci/1642
http://www.chinese-russian.com/zd/ci/1846
sāndù
сань1 ду4
http://www.chinese-russian.com/zd/ci/1528
sǎndù
сань3 ду4
http://www.chinese-russian.com/zd/ci/154436