維基詞典粵語詞
原書拼音: /jɐm⁵⁵ pʰɪŋ²¹/
(phonology) dark level tone, a tone in various modern Chinese varieties, generally corresponding to the level tone and voiceless onset in Middle Chinese, e.g. tone 1 (/˥/) in Standard Mandarin (marked in Hanyu Pinyin with a macron [ ¯ ] and usually left unmarked in bopomofo), tone 1 (/˥/) in Guangzhou Cantonese, tone 1 (/˦/) in Meixian Hakka, tone 1 (/˦/) in Xiamen/Taiwanese Hokkien (unmarked in Pe̍h-ōe-jī)