The engineer drew a chord across the curved roof plan to measure the span.

工程師在弧形屋頂平面圖上畫了一條弦來測量跨距。

In the design meeting, Lisa used a chord to estimate the width of the arched entrance.

在設計會議上，Lisa 用一條弦來估算拱形入口的寬度。

The shipping route follows a chord across the bay instead of hugging the curved coastline.

這條航運路線沿著橫跨海灣的弦線行駛，而不是貼著彎曲的海岸線走。