为了减轻负重，他们把一些必需品转移到了塑料袋里。
To lighten their loads, they transferred a few essentials to the garbage bag.
计划一罐食物和轻包装的小吃，只需要最小的包装和准备时间，减轻负重和减少垃圾。
Planning for one-pot meals and light weight snacks requires a minimum of packing and preparation time, lightens loads and decreases garbage.
穿上这身机器人西装，便可轻松举起200公斤的物品，背负重物时也可有效减轻重量。
When wearing this robot suit, you can easily lift 200kg and it can reduce a lot of weight when carrying heavy objects.
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