weight的過去式是什么意思

　　例句：

　　We'll need to reduce the weight by half.

　　我們得把重量減輕一半。

　　I don't think that branch will hold your weight.

　　我覺得那根樹枝撐不住你的重量。

　　The many letters of support added weight to the campaign.

　　許多聲援信增加了這場運動的影響力。

　　I just hoped the branch would take my weight.

　　我只是希望樹枝經得住我的體重。

　　He does a lot of weight training.

　　他進行大量的舉重訓練。