Preformed polymer

[化] 预聚物

🧩 词语组成解析

preformed [['pri:'fɔ:md]]
a. 预成型的, 预制成的
polymer ['pɑlɪmɚ]
n. 多聚物;[高分子] 聚合物;
poly多+mer=merit积德→ 聚合体

🗣️ 情景例句

My wife wanted me to say thanks to you for your gift last time.
我妻子要我带她谢谢你上次送的礼物。
Walls (or Pitchers) have ears.
隔墙有耳。
I argued that if I spent less time exhausting myself at exercises in the morning,
我辩解说,早晨少耗费精力锻炼,
更多情景英语 ›

🔤 更多 P 开头的单词

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