It was so long ago, but when I sit in this sofa and close my eyes I feel she is near.
那是很久以前的事了,但当我坐在沙发上,闭上眼睛,我觉得她就在我身边。
Forty years ago people used to flock to the cinema, but now far more people sit at home and turn on the TV to watch a programme that is being channelled into millions of homes.
40年前,人们常常涌向电影院,但现在更多的人坐在家里,打开电视观看那些通过电视频道在千家万户播放的电视节目。
One particular transposon first appeared about a million years ago. And by seeing where these sequences now sit, scientists can get a sense of the size of the breeding population back then.
位置固定的转位子第一次出现是在一百万年前,通过观察现在这些序列的排列顺序,科学家们就可以了解到那个时代的人口数量。
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