常见例句雙語例句Any of various free-swimming marine mollusks of the family Pectinidae, having fan-shaped bivalve shells with a radiating fluted pattern.任一種扇貝科海洋軟躰動物，能自由遊動，生有輻射狀扇狀雙殼。blog.sina.com.cn 返回 Pectinidae