| 单词 | stability ball |
| 释义 | > as lemmasstability ball stability ball n. a large inflatable ball used in various fitness exercises, esp. to strengthen the abdominal and back muscles. ΚΠ 1995 Philadelphia Enquirer 14 Aug. g3/1 On a stability ball the muscles of the trunk rarely get a break; they're constantly working to balance and stabilize your body. 2002 Wall St. Jrnl. 16 Dec. r3/2 The stability ball, in particular, ‘is one of the best pieces of [exercise] equipment out there. You can train your whole body on it, or use it as a chair at your desk. Sitting on a ball requires strength.’ 2004 Men's Jrnl. Mar. 39/1 Lie on a stability ball so that your back is supported by the ball. < as lemmas |
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