听前提示 一、每期提供10个单词，每个单词都会有2-3个例句，方便理解记忆。 二、每个单词和句子都会重复5遍，其中第2遍为慢速，有助于识别。 三、本材料的整体难度较低，可以用来听力磨耳朵和单词查漏补缺。 Day 67 661. Diagram n.图表，图解；几何图形v.用图表示 Let me explain it with a diagram. 让我用一张图表来解释一下。 Would you like me draw you a diagram of the system? 你想让我给你画一张系统图吗? 662. Diamond n.钻石；菱形；（纸牌的）方块 He bought her a diamond ring. 他给她买了一枚钻石戒指。 663. Diary n.日记 Keeping a diary is a good habit. 记日记是个好习惯。 She has kept a diary for 3 years. 她写日记已有3年了。 It's fun to read my old diary. 读我的旧日记很有趣。 664. Dictionary n.字典，词典;双语词典 This dictionary has about 40,000 entries. 这本词典有大约40,000个条目。 I keep a dictionary beside me when I'm doing crosswords. 我在做填字游戏的时候会在身边放一本字典。 665. Die v.死亡；消失，灭亡 Are they going to die? 他们会死吗？ He will certainly die if you don't call a doctor. 如果你不打电话给医生，他肯定会死的。 666. Die n.规定饮食;日常饮食v.节食adj.低脂的，低糖的 You need to vary the diet. 你需要改变饮食。 She went on an extreme diet. 她过着极端的饮食习惯。 You have to go on a strict diet to lose weight. 你必须严格饮食才能减肥。 667. Difference n.差异，不同之处；差额；分歧 I don't see any significant difference. 我看不出有什么显著的区别。 Do you think it'll make a difference? 你认为这会有所作为吗？ Can you tell the difference between these two pictures? 你能分辨出这两张照片的区别吗？ 668. Different adj.不同的；分别的；与众不同的 I tried many different methods. 我尝试了许多不同的方法。 My opinion is entirely different from yours. 我的看法与你的看法完全不同。 This factory produces over 20 different kinds of product. 这家工厂生产20多种不同种类的产品。 669. Differently adv.不同地 I now view life differently than l used to. 我现在对生活的看法与以前不同。 670. Difficult adj.困难的，费力的;不友好的，难对付的 It turned out to be awfully difficult. 事实证明这非常困难。 It was much more difficult than l initially thought. 这比我最初想象的要困难得多。 Initially I found it difficult to deal with my new environment. 起初我发现很难适应我的新环境。