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
The first chopsticks were made from bone and jade.
第一批筷子是骨头或玉制成的。
I'm Donald. We met the last time you visited Taiwan.
我是唐纳德，上次你来台湾时我们见过面。
I was in the kitchen cooking something and I felt the floor move.
我正在厨房煮东西，感到地板在震动。