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单词
lag screw
释义
WordReference Random House Unabridged Dictionary of American English © 2024
lag
′
screw′,
Building
a heavy wood screw having a square or hexagonal head driven by a wrench. Also called
coach screw, lag bolt.
See illus. under
screw.
1870–75
lag-screw
(lag
′
skro̅o̅′),
USA pronunciation
v.t.
Building
to fasten with a lag screw.
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更新时间:2026/4/28 15:59:16