她来回走动，挥动着双臂使身体暖和起来。

She walked up and down, flapping her arms to keep warm.

《牛津词典》

干活时，他把自己绑在轮椅上，以便在挥动斧头或木槌时使身体保持稳定。

He learned to strap himself tightly to the chair to keep his body anchored while he wielded an axe or a mallet .

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