我想一边工作一边看电视的时候，桌面可以打开变成两倍大。
It often doubles as a desk when I want to work and watch TV shows!
仅仅在过去的50年中，人类的数量就已经变成了以往的两倍还多。
In the past 50 years alone, our Numbers have more than doubled.
以前那个寒酸的大门已经变成了两倍高的巨型玻璃门：这是语义学上“欢迎”一词的体现，也是博物馆改变的标志。
An apologetic door has become a huge double-height glass feature: a tribute to the semantics of welcome and the design of change.
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