versatile 多才多艺的,通用的 versatility
alchemy 炼金术
transmute 变形,变质transmute silver into gold
arduous 艰巨的 an arduous task
pitfall 陷阱,未预见之困难
metallurgy 冶金
alloy 合金
aluminum = aluminium ^ calcium, uranium, radium^ copper, brass, bronze
electrode 电极
distill 蒸馏 distilled water
quartz 石英
phosphorus 磷,磷光物质
inflammable 易燃的
combustion 燃烧 spontaneous combustion
ceramic 陶瓷的 瓷器
insulate 隔离,绝缘 insulator
fiber 纤维 fiber optics
optics 光学
retina 视网膜
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2015秋冀教版英语八上Unit 2《My Favourite School Subject》word单元测试卷3
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2015秋冀教版英语八上Unit 2《Lesson 12 Karen’s Hair Stood Up》word随堂练习
2015秋冀教版英语八上Unit 1《Me and My Class》word单元测试卷2
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2015秋冀教版英语八上Unit 5《Lesson 26 What Will I Be》word随堂练习
2015秋冀教版英语八上Unit 3《Families Celebrate Together》word单元测试卷
2015秋冀教版英语八上Unit 4《My Neighbourhood》word单元测试卷
2015秋冀教版英语八上Unit 4《Lesson 20 No Stopping》word随堂练习
2015秋冀教版英语八上Unit 4《Lesson 24 I Need a Map》word随堂练习
2015秋冀教版英语八上Unit 4《Lesson 22 I Like My Neighbourhood》word随堂练习
2015秋冀教版英语八上Unit 5《Lesson 28 Rich or Poor It Doesn’t Matter》word随堂练习
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2015秋冀教版英语八上Unit 2《Lesson 8 E-mail》word随堂练习
2015秋冀教版英语八上Unit 2《My Favourite School Subject》word单元测试卷1
2015秋冀教版英语八上Unit 3《Lesson 16 Happy Thanksgiving》word随堂练习
2015秋冀教版英语八上Unit 5《Lesson 27 What’s Your Advice》word随堂练习
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人教版英语八下Unit 2《I’ll help to clean up the city park》练习题3
人教版英语八下Unit 2《I’ll help to clean up the city park》练习题1
2015秋冀教版英语八上Unit 3《Families Celebrate Together》word单元测试卷(含听力)
2015秋冀教版英语八上Unit 5《Lesson 25 I Want to Be a Teacher》word随堂练习
人教版英语八下Unit 3《Could you please clean your room》练习题3
2015秋冀教版英语八上Unit 2《My Favourite School Subject》word单元测试卷
2015秋冀教版英语八上Unit 4《Lesson 19 The Best Neighourhood》word随堂练习
2015秋冀教版英语八上Unit 5《Lesson 30 A Famous Friend》word随堂练习
2015秋冀教版英语八上Unit 3《Families Celebrate Together》word单元测试卷1
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2015秋冀教版英语八上Unit 3《Lesson 14 Happy Memories》word随堂练习
2015秋冀教版英语八上Unit 3《Lesson 15 A Present for Li Ming》word随堂练习