1. 肋部：肋骨部 costal part | 肋部 costal region | 肺肋面 costal surface
2. 前缘域：costal margin || 前缘 | costal region || 前缘域 | costal sclerite || 前缘骨片
1. Wang denounced relatively rich costal provinces that failed to pay the allowance, when underprivileged Ningxia Hui autonomous region and Yunnan province had both adopted the practice.