The future of drones is not to replace humans, but to help them do their jobs better.
无人机的未来不是替代人，而是帮助人更好地完成工作。
In computer science, we often deal with problems that are too complex to solve directly, so we break them down into smaller, more manageable parts.
当思想掌握了群众，它就成为一种物质力量。