单词	all-gear system
释义	all-gear system un.全齿轮传动装置
随便看	lesson administrative instructions lesson arrangement in university lesson assembly program lesson authoring system lesson burden lesson by negative example lesson component lesson criteria lesson curriculum lesson design lesson design approach lesson device lesson drawing lessoned lesson eight business news reading Lesson Eighteen Recalling and Predicting lesson examination lesson-exam system lesson-explaining lesson explanation Lesson explanation of Chinese Lesson Fifteen Congratulation and Compliment Lesson Five Trip Through Time lesson for today Lesson Forty-four Sports and Recreation