Unicode 5.2
Character Definition faint sound , whisper
Pinyin XI1 Jyutping sik1 Tang sit
Cihai, Zhonghua Bookstore, 1983 1001.404

Unicode 12.1
Character Definition faint sound , whisper
Pinyin Jyutping sik1 Tang sit
Cihai, Zhonghua Bookstore, 1983 1001.404

Records 1 - 2 of 2 retrieved in 108 ms