单词	lower mast
释义	lower mast noun : the lowest part of a compound mast composed of two or more poles compare topmast Word History First Known Use 1656, in the meaning defined above
随便看	contrabassoonist contrabassoonists contrabassoons contrabassos contraception contraceptions contraceptive contraceptives contraclockwise contract contract (for) contract bridge contract for contract grade contract in contract labor contract note contract of affreightment contract on contract out contract pinochle contract practice contract quasi contract rummy contract shop

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