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1. biodegradable a. 能进行生物降解的
例句：In modern society, we must find some biodegradable alternatives to plastics in order to avoid environmental protection. 在现代社会中，我们必须找到一些可降解的材料来代替塑料，从而避免环境污染。
2. mimic vt.摹拟
例句：He mimicked his uncle's voice and gestures perfectly. 他把叔叔的声音和姿态模仿得惟妙惟肖。
3. take note of 注意，留意
Please take note of our signature, and regard no others as genuine. 请记下我们的签名，其它签名均属无效。
4. munch vt.大声嚼
例句：She is munching at an apple. 她正用力咀嚼苹果。
5. shelf stability 保质能力
例句：This technique accomplishes the desired long-term shelf-stability of a product of this type. 这项技术实现了这种类型产品的长期保质。
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60秒科学:把包装袋也吃掉
时间:2012-02-17 11:31:46 来源:scientificamerican 编辑:beck 每天三分钟英语轻松学
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