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单词
dead man's handle
释义
dead man's handle
dead man's handle
or
dead man's pedal
n
(Mechanical Engineering) a safety switch on a piece of machinery, such as a train, that allows operation only while depressed by the operator
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alce
alcea
alcea rosa
alcea rosea
alcedines
alcedinidae
alcedo
alcedo atthis
alcelam
alcelaphus
alcelaphus buselaphus
alcemaeonidae
alcemana
alceo
alcep
alcer
alces
alces alces
alces americanus
alcester and district local history society
alcestis
alcf
alcfm
alcg
alch
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更新时间:2025/3/16 0:17:41