“砂砾层”用英语怎么说？

沙砾覆于铁质土层与砂砾层之上.Gravelly - sand over an iron - pan and gravel layer.小石头、砂砾层也可用来做隔绝层,以保持水分,降低土壤的温度.Pebbles and gravel also insulate the soil to keep surface temperatures low and preserve water.古河谷的边缘地带,往往缺失底部的河床相砂砾层.The ed...

adj.意义相反（或对照）的n.反意语...

“跃上”的英语可以翻译为：pop-up ...

二甲卡芬...

n.流产儿...

照像，拍照...

n.小舞厅，迪斯科舞厅( discotheque的名词复数 )...

He found that the sonic surface was, in general, discontinuous.他发现声速面通常是不连续的.The new aircraft creates a sonic boom.那种新飞机会产生声震。He activated the door with the miniature sonic transmitter.他用微型声波发射器开启了门。Sonic Lock Loud Alarm...

Findings: Smooth midline thethe lateral ventricles anteriorthe foramen of Monro and appearing isodense with cerebrospinal fluid.影像学表现: 中线上位于侧脑室额角之间,孟氏孔之前的囊样病变,与脑积液呈等信号....

lymphangiofibroma的音标：lymphangiofibroma的英式发音音标为：[lɪmfændʒɪəfaɪ'brəʊmə]lymphangiofibroma的美式发音音标为：[lɪmfændʒɪrfaɪ'broʊmə]...

imitate的音标：imitate的英式发音音标为：['ɪmɪteɪt]imitate的美式发音音标为：['ɪmɪˌtet]...

Australasian的音标：...

You're looking a little peaky. Are you OK?你看来有点憔悴。你没事吧？For a while she was peaky and wouldn't eat.有一阵子她消瘦下去，不想吃什么。For a while she was peaky and wouldn't eat. But she was coming around.有一阵子她消瘦下去,不想吃什么, 但她在恢...

“蒸发岩”的英语可以翻译为：evaporite，evaporite rocks，evaporites，hydatogenic rock ...

turtle的音标：turtle的英式发音音标为：['tɜ:tl]turtle的美式发音音标为：['tɜrtl]...

Chareae的音标：...