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来源:雅诚德英语网
When a stream of these negatively charged electrons comes within 100 meters of the ground it is met by a stream of positively charged particles that comes up from the ground.
当这些负电荷距离地面不到100米时,会遇到一股来自地面的正电荷粒子流。
When a stream of these negatively charged electrons comes within 100 meters of the ground it is met by a stream of positively charged particles that comes up from the ground.
当这些负电荷距离地面不到100米时,会遇到一股来自地面的正电荷粒子流。