changing weights

例句：

1. 1. The scales were showing a different weight than expected.
   秤显示的重量与预期不同。
2. 2. The chef was changing the weights of the ingredients to make them taste better.
   厨师正在改变食材的重量以使其味道更佳。
3. 3. The athletes were changing their weights for the next competition.
   运动员们为了下一场比赛正在更换他们的体重。