单词	technical obstacle
释义	technical obstacle 技术障碍
随便看	English springer spaniel English Springer Spaniel English Springer Spaniel England English Springer Spaniel [England] english springer spaniels English standard english standard candle English standard gauge English standard thread english standard wire gauge English Strait english stress english string segmentation English strong ale English student teachers English Student-teachers English studies English study english study achievement english study effects English study evaluation English study for Non-English Majors english studying English Study Interests English study motivation