She a biochemist who works on the frontiers of biology.她是从事生物学前沿研究的生化学家.He's a very keen student and works very hard...他是个很好学的学生，学习非常努力。He has already transferred ownership of most of the works to a British foundati...
There are five iterator categories: input, output, forward, bidirectional, and random access.标准库定义了五种迭代器类别: 输入 、 输出 、 前向 、 双向和随机访问迭代器.Hyde shifted his weight and felt himself teeter forward, beginning to overbalance.海德转移...