June 2004 saw the first passage, known as a "transit", of the planet Venus across the face of the Sun in 122 years.
2004年6月，金星的投影穿越太阳表面，这是122年一遇的天象，被称为“凌日”。
June 2004 saw the first passage, known as a "transit", of the planet Venus across the face of the Sun in 122 years.
2004年6月，金星的投影穿越太阳表面，这是122年一遇的天象，被称为“凌日”。
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