楔形

yī kuài xiē xíng dàn gāo

一块楔形蛋糕

a wedge of cake

pái chéng xiē xíng zuò wèi

排成楔形座位

seats arranged in a wedge

qiè chéng xiē xíng de gāo diǎn

切成楔形的糕点

a wedge of cake