Polyester backing
[电] 多元酯支背
🧩 词语组成解析
polyester
[['pɔliestə, ˌpɔli'estə]]
n. 聚酯\\n[化] 聚酯
backing
[['bækiŋ]]
n. 后退, 衬背, 后援, 支持者\\n[化] 衬垫
🗣️ 情景例句
I had a really bad day.
今天真是糟透了。
Let me give you a little friendly advice.
让我给你一些好意的劝告。
Hello, Jim! Did you have a good time at the cinema?
你好，吉姆！你在电影院过得很开心吧？