tailstock
尾架; 床尾後頂尖座; 托柄尾部
Tail·stock n. The sliding block or support, in a lathe, which carries the dead spindle, or adjustable center. The headstock supports the live spindle.
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tailstock
n : support consisting of the movable part of a lathe that
slides along the bed in alignment with the headstock and
is locked into position to support the free end of the
workpiece