单词 | crosshead |
释义 | Word Frequency crosshead(ˈkrɒsˌhɛd) noun 1. printing a subsection or paragraph heading printed within the body of the text 2. a block or beam, usually restrained by sliding bearings in a reciprocating mechanism, esp the junction piece between the piston rod and connecting rod of an engine 3. nautical a bar fixed across the top of the rudder post to which the tiller is attached 4. a block, rod, or beam fixed at the head of any part of a mechanism |
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