| 释义 |
DEFINITIVE EXAMPLES 权威例句〔center〕A small conical hole made in a piece of work with a center punch so that a drill can be accurately positioned within it.中心孔，转柄孔：在带中心冲头的工件上为使钻头准确放置而做的小锥形孔美国传统〔stem-winder〕A stem-winding watch.有转柄的表美国传统〔stem-winding〕Wound by turning an expanded crown on the stem.上发条：通过转动转柄上的加长齿冠上发条美国传统〔stem〕The small projecting shaft with an expanded crown by which a watch is wound.（发条的）转柄：手表上紧发条用的带展开齿冠的小而突出的柄美国传统 |