如果振幅变大,能量就变大。
那个气球充气后就变大了。
每个人都能缩小自己时,大家的空间就变大了。
Diffusion mixes things very well, but as the size gets bigger, diffusion becomes very slow.
扩散作用使物质充分混合,但随着细胞变大后,扩散作用就捉襟见肘了
We're going to drop the pressure, the volume is going to go up.
我们会降低压强,体积就会变大。
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