n. 梯次编队；梯形；梯阵；阶层>> 例句

    n. 小背包；书包>> 例句

      n. 单身汉；学士；（尚未交配的）小雄兽>> 例句
      1. No, Alec's not having a bachelor party.
      2. 382. The bachelor is detached to attach tags to the yacht.