balance beam
短语平衡木 [机] 天平梁
发音
CA
词形变化
balance beams
复数
balance beams
别名
BB
释义与例句
n.
-
1.
A gymnastics apparatus, a narrow wooden rail used in artistic (athletic) gymnastics.
平衡木
体育 -
2.
A gymnastics event using the balance beam apparatus.
体育 -
3.
The horizontal member of any balance (scale,) usually carrying pans at each end, supported at its center by a fulcrum.