知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。complete - occur or carry to a complete or an finish; "He completed the dishes"; "She completed the requirements for her Grasp's Degree"; "The fastest runner concluded the race in only over 2 hrs; others completed in more than 4 several hours"SMART