单词 | clack-seat |
释义 | > as lemmasclack-seat clack-seat n. (in locomotive engines) a recess in the feed pump, for the clack to fit in. ΚΠ 1869 Van Nostrand's Eclectic Engin. Mag. 1 1144/2 Rise and fall of pump clack seat 3–16 in. < as lemmas |
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