EfreetSK@lemmy.world to Today I Learned@lemmy.worldEnglish · 1 天前TIL Bologna was a city full of towers between the 12th and the 13th centurylemmy.worldimagemessage-square60fedilinkarrow-up1532arrow-down18file-text
arrow-up1524arrow-down1imageTIL Bologna was a city full of towers between the 12th and the 13th centurylemmy.worldEfreetSK@lemmy.world to Today I Learned@lemmy.worldEnglish · 1 天前message-square60fedilinkfile-text
minus-squareItdidnttrickledown@lemmy.worldlinkfedilinkEnglisharrow-up1·21 小时前Why? Protection? Cooling?
Why? Protection? Cooling?