a large extra sail on a racing yacht that you use when the wind is coming from behind (賽艇的)大三角帆(順風時用) Word Originmid 19th cent.: apparently a fanciful formation from Sphinx, the name of the yacht first using it.
👨🏻🏫 Mr. Ng 牛津詞典 📚 – oxford.mister5️⃣.net
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