...ns and more information about
each command.
```
Also, you’ll need a MetaMask or other Ethereum wallet. If you’ve never used an ETH wallet before, you can watch this video to help you get set up. **Please note this also shows getting testnet ETH for Ropsten, which Chainlink doesn’t support...
...就是通过链接安装的浏览器插件钱包，钱包链接网络。
MetaMask钱包就用这个就行。如果安装了MetaMask钱包，它会注入一个window.ethereum；
```
let ethereum = (window as any).ethereum;
let provider = new BrowserProvider(ethereum);
```
如果安装了Ron...