在计算机科学中,抽象是管理复杂性的关键。
And when his audience grew bored, he would spring into the air and do a back flip with a half twist.
当他的观众感到无聊时,他会跳到空中,做一个半扭的后空翻
Overfishing is a crisis, but aquaculture done right can be part of the solution.