VOA慢速英语:“吃”塑料的新物质可能有助于对抗污染

enzyme – n. a chemical substance in animals and plants that helps to cause natural processes

patent(ed) – v. to get an official document for something that gives a person or company the right to be the only one that makes or sells that thing for a certain period of time

evolve(d) – v. to change or develop slowly often into a better, more complex, or more advanced state

recycling – n. the process of making something new from something that has been used before

amino acid(s) – n. any one of many acids that occur naturally in living things and that include some which form proteins

journal – n. a magazine that reports on things of special interest to a particular group of people

viable – adj. able to be done or used

potentially – adv. able to become real

sustainably – adv. done in a way so that something is able to be used without being completely used up or destroyed