This leaves the trunk muscles and other muscle groups with less work when balancing the limbs.

保持身体的平衡时，躯干肌肉和其他肌肉群使用较少。

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All cases were divided into groups according to the distribution of rash namely the hand eczema group and the trunk and limbs eczema group.

所有病例按照皮疹部位分为手部湿疹组及躯干四肢湿疹组，分析在不同组别中各种致敏原斑贴试验阳性率。

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Inevitably governments or utilities will be responsible for dealing with sewage delivered by the community to the trunk mains, and for finding a final resting place for rubbish collected by residents' groups.

ECONOMIST: Clean up��or risk many deaths