Although this little lake nestles between the shifting dunes, the windborne sand always blows around it, never falling in, and its rippling surface is studded with aquatic plants. Why should this be?
這個小湖雖在流沙山群中，但風起沙石均繞湖而過，從不落入湖內，她始終漣漪盪漾，水草叢生，這是為什麼呢？