sit-up

短语词组

短语

• Own sit clean -up insurance 属地清除责任保险
• baby sit -up 婴儿仰卧起坐
• jackknife sit -up 两头翘
• sit -up dribbles 仰卧起坐式运球
• inclined sit -up 斜面上仰卧起坐
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