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单词 riding crosstree
释义

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riding crosstree
riding crosstree n. Nautical Obsolete a horizontal beam used to secure a top (top n.1 15a) to a crosstree; = sleeper n. 9b.
ΚΠ
1833 Naut. Mag. June 323 The palls stand on the riding cross-trees, the one 18 in. the other 12 in., at every 2 inches.
1883 Man. Seamanship for Boys' Training Ships Royal Navy 27 Tops..are secured by placing two pieces of wood, called sleepers, or riding crosstrees, on the top directly over the lower crosstrees.
extracted from ridingadj.
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