大量

1. Origins, structure, and basic meaning

• Structure: 大量 (たいりょう) denotes a large amount and can modify either a noun or the scale of an action.
• Basic usage: 大量の段ボール quantifies the boxes through の, while 大量に仕入れる says that vegetables are purchased in bulk.

2. Common pitfalls and similar expressions

• Attributive 大量の and adverbial 大量に
  • Use 大量の before the thing quantified and 大量に when the quantity characterizes how an action is performed.