999英语网 英语单词
Parsec的音标发音
Parsec
英式发音：['pɑsek] or ['pɑr,sk]
美式发音
(noun.) a unit of astronomical length based on the distance from Earth at which stellar parallax is 1 second of arc; equivalent to 3.262 light years.
戈登编辑
(noun.) a unit of astronomical length based on the distance from Earth at which stellar parallax is 1 second of arc; equivalent to 3.262 light years.
戈登编辑