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After creating your content, you can choose to publish the content. It will automatically mint your creation as an NFT on the Polygon or Algorand blockchain. You can also choose whether to make it public or subscriber-only.
團隊不僅要面對極端寒冷，南極的夏季也伴隨著極晝，最後還會出現持續長達數週的一次日落。
this.arr = []; // 存储所有历史价格，通过索引快速获取对应价格