A sub-brown dwarf is a celestial body between a planet and a brown dwarf.

Astrocytes are one of the important support cells in the brain.

After he solved the problem, he said, 'It's like seeing the true form of a ghost or a withered silver grass,' meaning things are not as scary as they seem.

He said, 'Each person has one life, like a pike or a shrimp,' and decided to live his life with care.

He drew a hendecagon shape.

His party trick is perfect for livening up the party.

The First International was an international organization of workers.

His shoes are a symmetrical pair, perfectly matching left and right.

His painting expresses pure beauty.

Our project is scheduled to be completed on the eleventh day of the month.