Andy, oh my God. I can't believe it. What are you doing here? I thought you're in Singapore.
安迪,我的天,竟然在这里遇见你。你在这里干什么?我以为你在新加坡。
From these he can go on to appreciate more complex forms or combinations of several forms.
从这些形体出发,观赏者可进一步观察更为复杂的形体或若干形体的组合。