英和和英

語源

sub- +‎ drill

名詞

subdrill (複数形 subdrills)

1. A training exercise forming part of a larger training exercise or system.
   • 2013, David Jonassen, Instruction Design for Microcomputing Software

     Learners can go through the series of subdrills and review old drills in a systematic manner. The various subdrills may be selected by the learner from a menu such as that shown in Fig. 4.11.