细胞壁上有不规则的增厚, 增厚的部分通常在几个细胞 邻接处 的角隅上特别明显.The cell walls are irregularly thickened and pectin , the thickening giving distinct the cells in cross - section....
The basalts were intruded by numerous silica dykes, some of which terminate in the sedimentary layers.玄武岩被无数的二氧化硅矿脉侵入, 其中一些终止于沉积岩层.The dykes were built as a protection against the sea.建筑堤坝是为了防止海水泛滥.Stocks , dykes etc. ca...
He put forward to creat a new secure system in the meeting.他在这次会议上提出要建立新的安全系统.It may creat create appearance that judges are selling their influence.它会形成这样的看法:法官们正在出卖其影响力.The words creat create a picture in your mind.那些单...
Here again is the song that Pavarotti has made his own.下面再次为您播放这首帕瓦罗蒂的标志性歌曲。He was absolutely mesmerised by Pavarotti on television.他完全被电视上的帕瓦罗蒂迷住了。...the giant of opera, Luciano Pavarotti...歌剧界巨擘卢恰诺·帕瓦罗蒂He was absolutel...
英国人是个航海的民族.The British are a sea - going race.航海的浪漫故事吸引着年轻水手们.The romance of the sea beckoned the young sailors.从航海的观点看, 它们几乎一无所用.From a navigational point of view, they were almost useless....