root clay, underclay
根土岩; 又称“底粘土”。富含植物根部化石的煤层底板岩石。
热门查询
- turn n. 转弯；变化；(损害或有益于别人的)行为，举动，举止 vi. 转向；转变；转动 vt. 转动，使旋转；转弯；翻过来；兑换 n. (Turn)人名；(德、匈)图恩
- neuroanatomy n. 神经解剖学
- disk n. [计] 磁盘，磁碟片；圆盘，盘状物；唱片
- nib n. 钢笔尖；嘴；鹅管笔的尖端 vt. 装尖头；削尖；插入
- Lefebvre [人名] 勒费布尔
- rural adj. 农村的，乡下的；田园的，有乡村风味的
- entrap vt. 使陷入；使陷罗网；欺骗
- continuous adj. 连续的，持续的；继续的；连绵不断的
- opportune adj. 适当的；恰好的；合时宜的
- gannet n. 塘鹅 n. (Gannet)人名；(法)加内
- Leonid n. 狮子座流星
- baggie 垃圾袋
- initialize vt. 初始化
- hysterics n. 歇斯底里症的发作；发疯
- coloratura n. 花腔；花腔女高音歌手 adj. 花腔的
- housewarming n. 乔迁庆宴
- quieting n. [电子] 静态；镇静；脱氧 v. 使安静；减轻（quiet的ing形式）
- tether n. 范围；系链；拴绳 vt. 用绳或链拴住 n. (Tether)人名；(英)特瑟
- Leyden n. 莱顿(荷兰都市)
- baby-sitter n. 临时替人看小孩者
考试词汇表
- distribution law of echo
- distribution load center
- distribution load centre
- distribution of concrete
- distribution of daylight
- distribution of elements
- distribution of expenses
- distribution of failures
- distribution of holdings
- distribution of industry
- distribution of isotopes
- distribution of manpower
- distribution of momentum
- distribution of pathogen
- distribution of practice
- distribution of pressure
- distribution of property
- distribution of spectrum
- distribution of stations
- distribution of stresses
