fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 2 个月前oopsmander.xyzimagemessage-square129fedilinkarrow-up1809arrow-down18
arrow-up1801arrow-down1imageoopsmander.xyzfossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 2 个月前message-square129fedilink
1x10^-6 m.