"Biography is the most intimate form of history."
什么是言论自由?没有冒犯的自由,言论自由就不复存在。
采矿技术的创新对于满足世界的能源需求至关重要。
The best way to learn something is to teach it.
In the world of databases, one size does not fit all. Specialization is the key to efficiency.