火星日

火星日的参观者们拥挤地围绕在放在巨大“飞行画廊的里程碑”里一小块陨石。

Visitors to Mars Day crowded around a piece of the meteorite in the huge Milestones of Flight Gallery .

火星日为阿利森和阿莉西亚的孩子提供了一个机会让他们知道在他们有生之年可以涉足的另一个世界。

Mars Day offered Allison and Alysia 's children a chance to learn more about a world that humans may set foot on within their lifetimes .

按照性能要求，“毅力”号平均每个火星日可以行驶650英尺，包含7个科学设备、一个能伸到7英尺长的机器手臂，还有一个凿岩机。

Perserverance is designed to drive an average of 650 feet per Martian day and features seven scientific instruments , a robotic arm that reaches about seven feet long , a rock drill .

漫游车的速度不是最重要的，它每个火星日（约等于一个地球日）只能行进大约200码（180米）。

Speed is not a priority for the vehicle , which only has to cover around 200 yards ( 180 metres ) per Martian day - approximately the same as a day on Earth .

本周六也就是3月3日是火星冲日的时刻。

Because Saturday , March 3 , is the Mars opposition .

星期六将有一个由天文专家主持的免费直播的火星冲日讨论组。

But Saturday there 'll be a free live streaming of the Mars Opposition , hosted by astronomy experts .

火星冲日是指火星和太阳正好运行到地球的两侧。

The name - the Mars opposition - means that Mars and the sun are on , well , opposite sides of us .