英语词汇“preterite perfect”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	preterite perfect
释义	preterite perfect 基本例句过去完成时 The present and past perfect tenses both belong to the perfect tense.现在完成时和过去完成时都属于完成时态。
随便看	combination of working and learning combination of working and studying Combination of working with leaning combination of working with learning combination of workload combination of workpieces combination of work-study combination of work with learning combination of work with study combination of yin and yang combination oil bath air cleaner and silencer combination oil seal Combination on town level combination operation combination ophthalmoscope combination optimal combination optimization combination optimization algorithm combination optimization problem combination optimize combination optimum combination oral contraceptive Combination oral with fumigate combination or conspiracies to monopolize combination order