短語詞組短語Technical Training And Aid 技術培訓與援助practical training aid 實務訓練的教具speech training aid 言語訓練器ground training aid 地面訓練輔助設備training aid write training 說寫訓練sonar training aid 水聲訓練設備Golf Training Aid 高爾夫球訓練援助scientific training aid factory 科技教具廠auditory training aid 電子視覺聽覺訓練輔助設備 返回 training aid