The Orionid meteor shower will probably rain down the most meteors before dawn on Wednesday, October 21, 2009.
猎户座流星雨大概在2009年10月21日星期三黎明之前降下最多。
This year's Orionid meteor shower will peak between the hours of midnight and dawn on the morning of October 21, according to the Astronomical Society of Guangdong.
据广东天文学会预告，今年猎户座流星雨高峰期将发生在21日午夜及黎明时分。
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