single up

短语

词形变化

singled up singles up 三单 singles up singling up singling up 现在分词 singled up 过去式 singled up 过去分词

释义与例句

v.
  1. 1.

    To act alone.

    政治 军事
  2. 2.

    To remove one loop of a double-loop rope connecting a ship to a pier in preparation for departure.

    航海 交通