join up

短语

参军, 联合起来

词形变化

joined up joining up joins up 三单 joins up joining up 现在分词 joined up 过去式 joined up 过去分词

释义与例句

v.
  1. 1.

    To unite or connect.

    及物

    If you join up the dots, you will reveal a picture.

  2. 2.

    To enlist or enroll.

    不及物