undertrain

发音

US

词形变化

undertraining undertrains 三单 undertrains undertraining 现在分词 undertrained 过去式 undertrained 过去分词

释义与例句

v.
  1. 1.

    To train less than required or normal.

    及物/不及物

词源

From under- + train.

来源：wiktionary