The size and distribution of central places are not accidental but follow a definite law.
中心地的规模和分布并非偶然,而是遵循一定的规律。
The lightning that precedes the thunder is a common image of the warnings that come before calamity.
我不知道我会成为什么,但我知道我不会成为什么——穷光蛋。
Exile is not just a matter of geography; it is a state of mind.
在化工行业,我们最大的挑战也是最大的机遇:在满足全球需求的同时保护地球。