碳酸锂主力合约短线回落，现涨幅收窄至4.37%，报66900元/吨，此前一度涨超6%。

Group 1 - The main contract for lithium carbonate has experienced a short-term decline, with the current increase narrowing to 4.37%, priced at 66,900 yuan per ton, after previously rising over 6% [1]