稳向板 meaning in English

centerboard

It is a light , flexible , inexpensive boat with a small rudder behind . one of the most popular sailboat in olympics
特点船底有一块可收放的稳向板。小巧、灵活、造价低、便于操纵、易于普及。奥运会项目中多数是这种船。
A typical racing sailboat has many parts such as the mast , boom , hull , keel and rudder . mainly there are five types of racing sailboat . respectively they are
帆船主要由船体桅杆稳向板或龙骨舵帆和索具组成，船体的主要制作材料为木材或玻璃钢。