The other process of droplet growth is by collision and coalescence. 云滴增長的另一個過程是各云滴間的碰撞和并合。
It is legitimate to envisage a more or less one-to-one correspondence between cloud nucleus concentration and the concentration of cloud droplets. 擬想云核濃度與云滴濃度之間有或多或少的一一對應關系是合理的。