Read Edit View history 顶杆 dǐnggǎn top bar Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 顶杆/頂桿 · dǐnggǎn · top bar 2026/03/04 顶杆 / 頂桿 dǐnggǎn top bar a structural or mechanical bar or rod positioned at the top, such as a crown bar used in tunneling or construction 工程师正在检查隧道顶杆的稳固性。 created sense Mar 4, 2026, 02:25 AM