Balancer Pools consist of ERC20 tokens, each with its own arbitrary weights.
By having a flexible choice of weights for each token, the Pool liquidity provider can control what level of exposure they want to have to each asset.
平衡器池由ERC20令牌组成，每个令牌具有自己的任意权重。
通过灵活选择每个代币的权重，池流动性提供者可以控制他们希望对每项资产的敞口水平。