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 don't know.
我不知道。
What do you do for relaxation?
你做什么消遣？
feel that they have not received adequate treatment unless they are able to carry home with them some tangible remedy in the shape of a bottle of medicine,
觉得没算得到充分的治疗，如果不能带回一些看得见、摸得着的药物回家的话，如一瓶药水、