chromiumoxide alumina catalyst
n.铬铝催化剂
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- cob n. 雄天鹅；玉米穗轴；结实的矮脚马；圆块 n. (Cob)人名；(西)科夫 vt. 捣碎
- stereotypical adj. 老一套的；陈规的
- compost n. 堆肥；混合物 vt. 堆肥；施堆肥
- subscript n. 下标；脚注 adj. 下标的；写在下方的；脚注的
- arch n. 弓形，拱形；拱门 adj. 主要的 vt. 使…弯成弓形；用拱连接 vi. 拱起；成为弓形 n. (Arch)人名；(德)阿尔希；(英)阿奇
- jacobsen 雅各布森（男子名）
- ageist 年龄歧视者
- impatient adj. 焦躁的；不耐心的
- docility n. 温顺；顺从
- thousand-fold adj.& adv. 千倍
- discarding v. 丢弃；打出（discard的ing形式）
- Turnbull [人名] [北方英格兰人、苏格兰人姓氏] 特恩布尔绰号，力大能够顶回公牛者，来源于中世纪英语，含义是“击退+公牛”(to turn+bull); [地名] [加拿大、美国] 特恩布尔
- insolate vt. 使曝晒
- mucus n. 粘液；黏液
- McGill [人名] [苏格兰人、爱尔兰人姓氏] 麦吉尔取自父名，来源于Gall↑1，含义是“高尔之子”(son of Gall); [地名] [美国] 麦吉尔
- sorbitol n. 山梨醇；山梨糖醇
- resigned v. 辞职；顺从（resign的过去分词） adj. 顺从的；已辞职的；己放弃的
- ostinato n. 固定音型
- aim n. 目的；目标；对准 vt. 目的在于；引导；把…对准 vi. 打算；对准目标；瞄准
- coxswain n. 舵手；艇长
考试词汇表
- have got the it by the throat
- have had someone or something
- have kissed the Blarney stone
- have little mind to something
- have no stomach for something
- have not one dram of learning
- have obvious curative effects
- have one's feet on the ground
- have one's fingers all thumbs
- have one's garret unfurnished
- have one's head in the clouds
- have one's heart in something
- have one's knife into someone
- have rats in the upper storey
- have scruples about doing sth
- have something in remembrance
- have somethingupon one's mind
- have sth. on one's conscience
- have swallowed the dictionary
- have the cards in one's hands
