kēyán
кэянь
кэ1 янь2
http://www.chinese-russian.com/zd/ci/188145
http://www.chinese-russian.com/zd/ci/110924
kěyàn
кэ3 янь4
http://www.chinese-russian.com/zd/ci/77008
kèyān
кэ4 янь1
http://www.chinese-russian.com/zd/ci/41063