The annual report is bound with a metal spiral, so pages lie flat during meetings.

年度報告用金屬線圈裝訂，開會時頁面可以平攤。

Please order fifty spiral notebooks for the new hires starting orientation on Monday.

請為週一參加新進人員訓練的同仁訂購五十本線圈筆記本。

The hotel lobby features a marble staircase that rises in an elegant spiral to the mezzanine.

飯店大廳有一座大理石樓梯，以優雅的螺旋狀延伸到夾層。