| 单词 | 中心线 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔axis〕A center line to which parts of a structure or body may be referred.中轴：结构物或人体的某些部分可被参照的中心线美国传统〔axis〕The axis of a circle is its diameter.圆的对称中心线就是直径。牛津高阶〔center punch〕A tool with a sharp point used in metalworking to mark centers or center lines on pieces to be drilled.中心冲：在金属加工中用于标出被钻孔的工件中心线的带锐利尖头的工具美国传统〔keel〕The principal structural member of a ship, running lengthwise along the center line from bow to stern, to which the frames are attached.龙骨：船的主要结构部件，沿前沿中心线从船头延伸到船尾，船的肋骨附在这上面美国传统〔line〕She crossed the centre / center line and hit an oncoming truck.她越过中心线，撞上了一辆迎面而来的卡车。牛津搭配〔radial tire〕A pneumatic tire in which the ply cords extending to beads are laid at approximately right angles to the center line of the tread.子午线轮胎：一种充气轮胎，轮胎内延伸到轮胎沿口的层面与胎面中心线成直角美国传统〔upraised〕A soldier stood on the centre line of the road, his arm upraised.一名士兵站在道路中心线上, 一只胳膊高高举起。外研社新世纪〔upraised〕A soldier stood on the centre line of the road, his arm upraised.一名士兵站在道路中心线上，一只胳膊高高举起。柯林斯高阶 |
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