Goland 无法import。![1.png](https://static.studygolang.com/181226/f78222696df4ba96c5a7a0b6f15ab564.png)![2.png](https://static.studygolang.com/181226/676914739fcf7f2f79585831f8641ee4.png)
更多评论
![image.png](https://static.studygolang.com/181227/2b0f1dc5313e9f24a9fdfe603b808e9f.png)
#3