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чихэ
чи1 хэ1
http://www.chinese-russian.com/zd/ci/142115
chíhé
чи2 хэ2
http://www.chinese-russian.com/zd/ci/159608
chìhē
чи4 хэ1
http://www.chinese-russian.com/zd/ci/141932
http://www.chinese-russian.com/zd/ci/141937