問題詳情

14.A buoy composed of a tall central structure mounted on a broad flat base calls ____________ .
(A)station buoy
(B)spherical buoy
(C)discrepancy buoy
(D)pillar buoy

參考答案

答案：D
難度：簡單0.714286
統計：A(0),B(0),C(0),D(5),E(0)