The Phoenix Mars Lander blasted off before dawn, precisely on time, hurtling through the clear moonlit sky aboard an unmanned Delta rocket.是什么意思_The Phoenix Mars Lander blasted off before dawn, precisely on time, hurtling through the clear moonlit sky aboard an unmanned Delta rocket.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句