英语词汇“training aid”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	training aid
释义	WordReference Random House Unabridged Dictionary of American English © 2024 train′ing aid′, a mechanical contrivance used to supplement other forms and methods of training:Motion pictures and slides were used as training aids.
随便看	black whale black widow black witch blackwood black work blackwork blad bladder bladder campion bladder fern bladder kelp bladderless bladderlike bladdernose bladdernut bladderpod bladder worm bladderwort bladder wrack bladderwrack bladdery blade blade apple bladebone bladed

英语词典包含188688条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。