ちきゅう

地球深部探査船「ちきゅう」

Chikyū (ちきゅう) is a Japanese scientific drilling ship built for the Integrated Ocean Drilling Program (IODP). 

地球偉大夏野菜「ピーマン」

植物界階級なし「キュウリ」

He and I have known each other since our childhood

Sweet pepper

Cucumis sativus L.