英和和英

顎に埋まっていて、支えとなる歯の部分

(the part of a tooth that is embedded in the jaw and serves as support)

記録として残される照合の部分

(the part of a check that is retained as a record)

領収証として所持者に返されるチケットのちぎられた部分

(a torn part of a ticket returned to the holder as a receipt)

枝が失われた幹または茎に残る短い部分

(a short piece remaining on a trunk or stem where a branch is lost)

伐り倒された後に残っている木の根本の部分

(the base part of a tree that remains standing after the tree has been felled)

それ自身を何乗かすると元の数になるような数

(a number that, when multiplied by itself some number of times, equals a given number)