正文

VOA慢速英语:日本计划发射世界上第一颗木制卫星

2021-01-11来源:和谐英语

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Words in This Story

junk – n. material that is no longer of use or working

advantage – n. something that is good or desirable

antenna – n. a device used to send or receive communications signals

coating – n. a thin layer of a substance that covers an object for the purpose of protecting it or for some other reason