正十二面体: regular dodecahedron

正二十面体: regular icosahedron

instant glue

"sleeping in the springtime, unaware of dawn": referring to sleeping in late on a comfortable spring day

genuinely / truly / indeed / verily / really

consultation / advice / counsel / opinion

Traditional Chinese (Chinese written using traditional characters)

Simplified Chinese (Chinese written using simplified characters)

death certificate

"natural hair certificate": a certificate requested by some Japanese schools that affirm that a student's hair color is naturally not black, not straight, etc.