centreboard
ریشه و کاربرد
ریشه
The word 'centre' comes from the Latin word 'centrum', meaning 'middle'. 'Board' refers to a flat, thin piece of wood or other material.
مثال
- The sailor lowered the centreboard to stabilize the boat.
- The yacht's centreboard allowed it to sail close to the wind.
- The dinghy's centreboard was damaged and needed repair.
ترکیبهای رایج
Lower/raise the centreboard Adjust the centreboard Secure the centreboard Replace the centreboard
تعریف انگلیسی
noun
- a retractable fin keel used on sailboats to prevent drifting to leeward