Volunteers pick up the food from restaurants around the city and hand it out to those in need.
志愿者从城市各处的餐馆获取食物,分发给需要的人。
The pulsar is a rapidly spinning neutron star which is spewing energy out into the space around it to create complex and intriguing structures, including one that resembles a large cosmic hand.
脉冲星是快速旋转的中子星,它向周围的太空抛射出能量,制造出复杂和有趣的结构,这个类似于太空巨手的结构便是其中之一。
A well-known algorithm, so to speak, for walking a maze, is the right hand rule -- follow the right hand wall until you are out (including around dead-ends).
换句话说,有一个著名的走迷宫算法就是右手法则 - 顺着右手边的墙走,直到出去(包括绕过绝路)。
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