【用戶】Hansheng
【年級】大一上
【評論內容】Fundamental to low-speed maneuvering in sea navigation is an understanding of the ______and handedness of the propellers.海上航行中低速機動的基礎是了解螺旋槳的______和旋向性。(A) contour 輪廓(B) concoction 混合物(C) circumference 圓周(D) configuration 配置