本ほん鈴れい

noun

bell signaling the official start of work or class

Used in school or workplace settings to mark the formal beginning of a period, as opposed to a warning bell (予鈴).

See also: 予鈴

• 本ほん鈴れいが鳴なったら、すぐに授じゅ業ぎょうを始はじめます。

  When the start bell rings, we'll begin class right away.

• 予よ鈴れいと本ほん鈴れいの間あいだは5分ふん間かんです。

  There is a five-minute interval between the warning bell and the start bell.