乌云 on Nostr: npub19zcma…yu7cv ...npub19zcmaqze6usd4ylmwsqqu7mzj0wxlmt4me6w5c0aal5r2epwcqxqvyu7cv (npub19zc…u7cv) 这是我的护身符(不是),我捏着它,以时刻提醒我:算了,calculated.