tiāntóu
тяньтоу
тянь1 тоу2
http://www.chinese-russian.com/zd/ci/80817
http://www.chinese-russian.com/zd/ci/103110
tiántóu
тянь2 тоу2
http://www.chinese-russian.com/zd/ci/44224
http://www.chinese-russian.com/zd/ci/43776