A commuter diatom has an unusually accurate biological clock, a consequence of the unrelenting environmental pressures to which it is subjected; any diatoms that do not burrow before the tide arrives are washed away.
宗老板：第一段最后一段话：We can therefore make predictions about pottery use by a group of people on the basis of a certain lifestyle characteristic of the group. 所以“prediction”是about pottery
扫描二维码，直接登录
支持的不一定就是最好的
A plan不变 策略变了而已