crowd together, cluster together;〔虫などが〕swarm

    • 広場には人々が密集していた
    • The square was crowded with people.
    • その辺は小住宅が密集している所だ
    • In that area small houses 「are clustered [stand] close together.
    • 巣箱の周りに蜜蜂が密集していた
    • Bees were swarming around the beehive./The beehive was swarming with bees.
    • 人口密集地域
    • a densely populated district/a congested district [area]