noun ダウンロード 🔗共有 圧縮、圧密 The process of compacting something, or something that has been compacted. Examples : "The compaction of the soil made it difficult for the roots of the new tree to grow. " 土壌の圧密により、新しい木の根が成長しにくくなりました。 process material industry physics geology environment agriculture technical AIとチャット語彙ゲーム読解練習