泥石流的英文：
mudslide
mud-rock flow
rock and mud slides

参考例句：

A landslide or mudflow of volcanic fragments on the flanks of a volcano.
火山泥流火山侧翼的火山物质造成的滑坡或泥石流

The snout and the top of the flow behind the snout, typically were armoured with boulders.
泥石流的鼻部及鼻后的顶部都布满了漂砾。

The sandstone formations transformed the land into a barren lunarscape.
泥石流把这片地变成一片荒漠的类似月球的风景

The mudslide caused a disaster.
泥石流造成严重灾害。

The top of the flow was armoured with boulders
泥石流的顶部布满了漂砾。

Zhao Ai's father died in a mudslide.
赵艾的父亲死于泥石流。

Such estimate of viscosities do give us some concept of the sluggishness of debris flows.
这种对泥石流粘度的估计确实给我们提供了一些泥石流惰性方面的概念。

One of the characteristics of lava and debris valleys is a U-shaped transverse profile
熔岩流及泥石流谷的特点之一是横剖面为U型。

One of the characteristics of lava and debris valleys is a U-shaped transverse profile.
熔岩流及泥石流谷的特点之一是横剖面为U型。

mudslide是什么意思：
n. 泥石流

The mudslide caused a disaster.
泥石流造成严重灾害。

Zhao Ai's father died in a mudslide.
赵艾的父亲死于泥石流。

In Switzerland, 13 people still missing after a mudslide ravaged the tiny village of Gondo on Saturday are presumed dead, although no bodies have been found.
周六在瑞士发生的一场泥流已摧毁了一个名为冈都的小镇，虽然在这场灾难中失踪的十三人的尸体都尚未寻获，但据推测应已丧生。

mud是什么意思：
n. 泥；诽谤的话；无价值的东西
v. 弄脏；抹泥；钻入泥中

Your explanation is as clear as mud.
你的解释一点都不清晰

I fell smack in the mud.
我正好跌在烂泥里。

Their lorry got stuck in the mud.
他们的货车陷到泥里了。

rock是什么意思：
n. 岩石，石山，碎石，摇滚乐，棒棒糖，宝石，可信赖的人
v. 轻轻摇摆，恫吓，很好

straight or on the rock
纯的或加冰块

He was rocking himself in a rocking chair.
他坐在摇椅上摇动着。

He rocked back and forth in his rocking chair.
他坐在摇椅里前后摇晃着。