单词：galvanized mild steel countersunk head wood screw
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Can Wood Be Stronger Than Steel? Researchers say they have created a new super-material in the laboratory. They say it is stronger, lighter and costs less than steel. 研究人员表示，他们在实验室中造出了一种新的超级材料。他们称
2018年VOA慢速英语(三)月
00:00.00]Unit 7 Just Imagine! [00:06.37]2.Listen and sing. [00:18.79]Oh,do you know what this might be,What this might be,what this might be? [00:32.22]Oh,do you know what this might be?It's so strange and so big. [00:39.96]Oh,yes,I know what that mi
新派英语第五册
Lesson 92 A Box Of Matches 第92课 一盒火柴 We need fire every day, to warm our houses, or to cook our food, or to give us light. 我们每天都需要利用火来给房间加温、烹饪、照明。 Even savage tribes use fire for such purposes
英国学生科学读本
歌词如下： Little cabin in the wood, Little man by the window stood, Little rabbit hopping by, Knocking at the door, Help me! Help me,Sir! he said, Fore the farmer bops my head. Come on in, the little man cried, Warm up by the fire. Little cabin
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