有奖纠错
| 划词

There is a coal layer on the clay of direct roof.This layers is unstable and easy tofall down after mining and enable the gas to gush out.

矿的直接顶板粘土之上有一煤,且不稳定,采后容易,造成瓦

评价该例句:好评差评指正

用户正在搜索


airfoil, airfone, airforce, airframe, airframedynamics, airfreight, airfreighter, airfurnace, airgap, air-gap,

相似单词


3G, 401(K), a,

声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。

CRI在线 2014年8月合集

Rescue work continues, but has encountered difficulties after part of the coal mine tunnel collapsed.

救援在继续,但由于部分道出现,救援十分艰巨。

评价该例句:好评差评指正

用户正在搜索


airhouse, airily, air-in, airiness, airing, airing cupboard, air-inlet-grille, air-jack, air-kiss, air-lance,

相似单词


3G, 401(K), a,
  • 微信二维码

    关注我们的微信

  • 手机客户端二维码

    下载手机客户端

赞助商链接