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单词 switch-stand
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switch-stand
switch-stand n. a stand or support for the levers and other apparatus connected with a set of railway switches.
ΘΚΠ
society > travel > rail travel > railway system or organization > [noun] > types of signal system > signal-box > specific apparatus in
check-lock1850
switch-stand1875
1875 E. H. Knight Pract. Dict. Mech. Switch-stand (Railway) a fulcrum and locking-device for the levers whereby switch-rails are moved.
extracted from switchn.
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