pump rod
/ˈpʌmp ˌrɒd/Mechanics
noun
A rod connecting the piston or plunger of a pump with the motive power.
Origin
Mid 18th century. From pump + rod. Compare earlier pump-staff.
| 单词 | pump rod |
| 释义 | pump rod/ˈpʌmp ˌrɒd/Mechanics noun A rod connecting the piston or plunger of a pump with the motive power. Origin |
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