構こう造ぞう体たい要よう素そ

Meanings

1

structure element

Technical computing term for a member or field within a data structure (struct).

elementary, principle, naked

構こう造ぞう体たい
構造体 is the data structure (struct) itself, while 構造体要素 is an individual member or field within it.
メンバー
メンバー is a more common loanword for a member of a struct or class, used in many programming contexts.

Compound of 構造体 (data structure) + 要素 (element). A straightforward technical term.