| 单词 | 排成一列 |
| 释义 | 〔chromonema〕The spirally coiled central filament of a chromatid along which the chromomeres are aligned.染色线，染色丝：染色单体的中间丝状体螺旋盘绕在排成一列的染色粒上〔bogie〕One of several wheels or supporting and aligning rollers inside the tread of a tractor or tank.拖拉机或坦克的负重轮：拖拉机或坦克的任一个轮或支撑并排成一列的滚筒 |
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