The 24-cell is one of the geometric shapes in four dimensions.

The 正百二十胞體 is one of the regular polytopes in four dimensions.

The 120-cell is one of the regular polytopes in four dimensions.

The 正二十四胞體 is one of the regular polytopes in four dimensions.

You need sandpaper to smooth this wood.

Mr. Okuda is an insurance sales representative.

He couldn't bear the wretched living conditions.

Atsumu is immersed in compiling a dictionary.

He faced difficulties with the spirit of 'one eye, two feet, three gallbladders, four strengths'.

He said, 'It's difficult to make a life,' explaining the phrase 'When a man steps over the threshold, he has seven enemies.'