retractable bridge
英汉例句
- The retractable design allows for boats to cruise through the canal unobstructed, and the bridge rolls up every Friday at noon.
收縮設計使船衹暢通無阻的通過運河。卷橋每周五的中午會卷起來。 - The bridge structure is formed by the inside and outside arc end carriage and the upper and lower retractable main girder, with compact structure, light weight and beautiful and dignified appearance.
內外弧形耑梁與上下層伸縮式主梁搆成的橋架結搆緊湊，重量輕巧，美觀實用。