1. 海扇贝采集业：scallop 扇贝 | scalloping 海扇贝采集业 | scallywag 饭桶
2. 挖扇形孔：卫星导航系统 satellite navigation system | 挖扇形孔 scalloping | 驱气效率 scavenging efficiency
3. 开切口的：scalloped wheel 扇形齿轮 | scalloping 开切口的 | scan converter 扫描变换器
4. 水波影邊;扇形飾邊：scale ruler 比例尺 | scalloping 水波影邊;扇形飾邊 | scarf 頸巾