The best viewing is after midnight in a dark , moonless sky , with the shower 's radiant constellation gemini well above the horizon - a situation that favors skygazers in the northern hemisphere .

最佳观赏点是在一个黑暗，没有月亮的天空深夜，这时流星会在地平线之上从双子座划过-这种情况有利于北半球的天文观测者。

As two choppers packed with american special forces skimmed their way across a moonless sky toward osama bin laden 's lair , the mission 's planners still weren 't even sure their target lived there .

就当两架载着美国特种部队的武装直升机飞过没有月色的夜空朝本拉登（osamabinladen）的藏身老巢进发之际，此次行动的策划者还无法确定他们的目标就住在那儿。