triangle

US /ˈtraɪ.æŋ.ɡəl/
UK /ˈtraɪ.æŋ.ɡəl/
"triangle" picture
1.

三角形, 三角尺

a plane figure with three straight sides and three angles

:
The architect used a triangle to measure the angles.
建築師用三角尺測量角度。
She drew a perfect equilateral triangle.
她畫了一個完美的等邊三角形
2.

三角鐵

a percussion instrument consisting of a steel rod bent into a triangle, open at one corner, and sounded by striking with a metal beater

:
The musician played the triangle during the orchestral piece.
樂手在管弦樂曲中演奏三角鐵
The delicate sound of the triangle added sparkle to the melody.
三角鐵的清脆聲音為旋律增添了光彩。