週しゅう期き

noun

cycle; period

Refers to a recurring cycle or a fixed period of time, often used in scientific, technical, or formal contexts.

• この機き械かいは週しゅう期きごとに点てん検けんが必ひつ要ようだ。

  This machine needs inspection every cycle.

• 週しゅう期き表ひょうで元げん素その性せい質しつを学まなぶ。

  Learn the properties of elements from the periodic table.