One sunny day in the early summer, Grandma heard a commotion in the front yard and looked out the window to see a frightening sight agigantic swarm of bees filled the air between two tall trees.
初夏的一天,阳光灿烂,奶奶听到前院传来一阵骚动声,她看出窗外,看到可怕的一幕。 两棵大树上满满缀着大团大团的蜜蜂。
One sunny day in the early summer, Grandma heard a commotion in the front yard and looked out the window to see a frightening sight a gigantic swarm of bees filled the air between two tall trees.
初夏的一天,阳光灿烂,奶奶听到前院传来一阵骚动声,她看出窗外,看到可怕的一幕。两棵大树上满满缀著大团大团的蜜蜂。
Every so often a comet gets flung out of the Oort Cloud, a swarm of comets on the fringes of the solar system, and gets close enough to Earth for us to see it.
经常有彗星被甩出奥尔特云(在太阳系边缘的彗星群),并靠近地球到肉眼可以观测的距离。
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