daggerboard是什么意思_daggerboard怎么读_音标'dægəbɔ:d

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daggerboard是什么意思音标:英 ['dægəbɔ:d]美 ['dægəbɔ:d]

n. [船]活动披水板,中插板

n. a removable centerboard on a small sailboat that can be lowered into the water to serve as a keel

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