tīdù
тиду
ти1 ду4
http://www.chinese-russian.com/zd/ci/98571
tídū
ти2 ду1
http://www.chinese-russian.com/zd/ci/152601
tǐdù
ти3 ду4
http://www.chinese-russian.com/zd/ci/6462
tìdù
ти4 ду4
http://www.chinese-russian.com/zd/ci/74047