qiānxīn
See also:
qiánxīn
,
qiǎnxīn
,
and
qiànxīn
Mandarin
Romanization
qiānxīn
(
Zhuyin
ㄑㄧㄢ ㄒㄧㄣ
)
Hanyu Pinyin
reading of
鉛芯
/
铅芯