a fish's ventral fin鱼的腹鳍A surfboard fin sliced the crest of a wave.冲浪板尾部划破浪尖.The organization of DMA system is illustrated on Fin 3 - 39 .DMA系统的结构如图 3-38 所示.the adipose fin脂鳍...a dolphin's dorsal fin.海豚的背鳍You o...
The preliminary computation is the same as that for ordinary levelling.概算与普遍水准测量相同....a levelling system which acts on the same principle as a spirit level...工作原理与气泡水准仪相同的水准测量系统Inflation is finally levelling out at aroun...
We were allotted half an hour to address the committee.给了我们半个小时向委员会作陈述。Each passenger slept on the berth allotted to him.每个旅客都睡在分配给他的铺位上.He was allotted a three - room flat.他分得了一户三室的套房....
They marched along shoulder to shoulder.他们肩并肩地前进.They were standing shoulder to shoulder.他们肩并着肩站着.They fell into step, walking shoulder to shoulder with their heads bent against the rain.他们开始迈着一致的步伐并肩而行，低着头躲避雨水。...