火箭发动机的作用是瞬间的, 在适当的地方燃烧推进物生成 高速 粒子.A rocket motor's'bullets'are minute, high - speed particles produced by burning propellants in a suitable chamber.一种蓝色透明、有磁性的液体,由压缩气态氧获得,用作火箭推进物中的氧化剂.A two - component roc...
Flyovers have changed the face of the city.立交桥改变了城市的面貌。To a limited extent one can compare Beijing to Delhi. Wide roads, flyovers andand formal atmosphere.在某种程度上,可以把北京与德里做个比较: 宽阔的马路 、 立交桥、城市氛围等....
...a slight man with auburn hair and a freckled face.一头红褐色头发、脸上长有雀斑的瘦小男子She had a mass of auburn hair.她有一头浓密的棕发。She shook her mane of auburn hair.她甩动她红褐色的长发....a tall woman with long auburn hair.有着红褐色长发的高个女子Her stylishly...
With almost evangelical fervour, Marks warns against deliberately seeking a tan.几乎是凭着一股疯狂的热情,马克斯警告人们不要刻意追求晒成一身古铜色。The Hurricane Center warns people not to take the threat of tropical storms lightly.飓风中心警告人们,不要对热带风暴的危险掉以轻...