upswim

词形变化

upswam upswims 三单 upswims upswum upswimming 现在分词 upswam 过去式 upswum 过去式 upswum 过去分词

释义与例句

v.
  1. 1.

    To swim up or upward.

    及物/不及物 诗歌

词源

From up- + swim.

来源：wiktionary