慢速英语:研究称到2040年流入海洋的塑料总量预计将增加至三倍

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triple –v. to cause something to grow three times (or 200 percent) larger

alternative –n. something that can be chosen instead of something else

discourage –v. to make a person or group less likely to do something

packaging –n. protective material that encloses something so that it can be transported without damage

latex –n. a rubber-like material