stratified randon sampling
分层随机抽样法
热门查询
- collins n. 柯林斯（姓氏名）；柯林斯酒
- x-ray n. 射线；射线照片 adj. X光的；与X射线有关的 vt. 用X光线检查 vi. 使用X光
- shudder n. 发抖；战栗；震动 vi. 发抖；战栗
- chloroplast n. [植] 叶绿体
- response n. 响应；反应；回答
- amendment n. 修正案；改善；改正
- PG abbr. 须有家长指导观看的（parental guidance）；程序制导（Program Guidance）
- douce adj. <苏格兰>文雅的，慎重的，殷勤的
- seatbelt n. 座位安全带
- hassled v. 争吵；争辩；使烦恼（hassle的过去分词）
- deflation n. 通货紧缩；放气
- Jaime n. 杰米（女子名）
- evangelising v. 传教；宣讲福音（等于evangelize）
- pavlov n. 巴甫洛夫（苏联生理学家和实验心理学家, 全名为Ivan Petrovich）
- sleepwalk n. 梦游 vi. 梦游
- gymnastics n. 体操；体育；体操运动
- appal vt. 使惊骇；惊吓 vi. 减弱；变得苍白；令人发腻
- humanism n. 人道主义 adj. 人文主义的；人道主义的
- Frey n. 弗雷(兴旺、爱情、和平之神)
- Anatolia n. 安纳托利亚(小亚细亚旧称)
考试词汇表
- take the weight off your feet
- take the wind out of her sail
- take the wind out of his sail
- take the wind out of my sails
- take the wind out of our sail
- take the wrong sow by the ear
- taken the smile off your face
- taken the weight off her feet
- taken the weight off his feet
- taken the weight off our feet
- taken your life in your hands
- taking medicine between meals
- taking one thing with another
- taking, transfusion, medicine
- talaromyces byssochlamydoides
- talk some sense into somebody
- talk the back leg off a horse
- talk the kind leg off a horse
- talocalcaneal ligament,medial
- talocrural joint, ankle joint
