今年最后一次超级月亮即将到来

The last time in the year to catch a supermoon, the biggest and brightest full moons, begins soon. It is expected to be visible to the naked eye from Friday and will stay in that phase until Saturday. A supermoon is a full moon that is within 90% of its closest point to Earth in its orbit.

今年最后一次赶上超级月亮（最大和最亮的满月）的时间即将开始。预计从周五开始肉眼就能看到它，并将保持这个月相到周六。超级月亮是指在其轨道上离地球最近点90%以内的满月。