bǐqiān
бицянь
би3 цянь1
http://www.chinese-russian.com/zd/ci/112179
bǐqiǎn
би3 цянь3
http://www.chinese-russian.com/zd/ci/60451
bìqián
би4 цянь2
http://www.chinese-russian.com/zd/ci/19645