他大部分的钱都花在租金上。
He spends ___the ___bulk ___of his money on rent.
这家公司批量购买原材料以降低成本。
The company purchases raw materials ___in ___bulk to reduce costs.
这些商品通常被批量装载和运输以节省空间。
These goods are often loaded and shipped ___in ___bulk to save space.