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单词
rag pump
释义
rag pump
/ˈraɡ pʌmp/
Mining
. Now
historical
noun
A chain-pump driven by a rag wheel.
Origin
Mid 18th century
. From
rag
+
pump
.
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state occasion
state of affairs (or things)
state of emergency
state of grace
state of life
state of matter
state of play
state of the art
State of the City
State of the Nation
State of the State
State of the Union
state of things
state of war
state opening
state-oriented
state-owned
state-owned enterprise
state paper
State Paper Office
state park
state pension
state police
state prayers
state premier
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更新时间:2025/3/25 21:30:14