# [Airdrop系列]Arbitrum二层交互（一）

By [Nicholas](https://paragraph.com/@nicholas-3) · 2022-02-23

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好久没有进行Arbitrum交互了，大家有时间还是去重复做做，2022年，layer2赛道肯定是一个持续热点，而且一些头部l2还没有发币，尽可能有时间去玩玩。

[https://portal.arbitrum.one/](https://portal.arbitrum.one/)

这一期交互性uni及流动性。

![](https://storage.googleapis.com/papyrus_images/9a958fecdbefcf1b319caf350fa5e471e77159a0cba3686b9327fc5ecab7a161.png)

1、**_使用UNI的Swap功能_**

![](https://storage.googleapis.com/papyrus_images/2145390c368d2809924deaff9edadebb236b96265c94effc3b7bbfa91f83a7f0.png)

![](https://storage.googleapis.com/papyrus_images/feea6002e2875e929c2fa42dd544b08c33eb92f32429cdcf00833de435d1d187.png)

**_2.在UNI上提供流动性_**

![](https://storage.googleapis.com/papyrus_images/e6ac9c2134ffebb53b8b9aafc4239d59441f36cd6680445b46f0647438b87af8.png)

![](https://storage.googleapis.com/papyrus_images/1411849649a2caefee7be7f62d01e3732ee55beb86382e99d62750f215d2369f.png)

**3、将Arbitrum上的币提现到ETH链**

![](https://storage.googleapis.com/papyrus_images/388473c947a5796553073af9a34a0dd9dcf0041d9d1cda90fd2182cb6ac6d4ab.png)

l2到l1,二次取出到一层

![](https://storage.googleapis.com/papyrus_images/292697dade5d8f196b30c2e997c4e7018095ce35d9917978d5da35ee0115d4ac.png)

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*Originally published on [Nicholas](https://paragraph.com/@nicholas-3/airdrop-arbitrum)*