Polymeric surfactant
[化] 聚合物表面活性剂
🧩 词语组成解析
polymeric
[[ˌpɔli'merik]]
a. 聚合的, 聚合体的\\n[医] 聚合的
[化] 表面活性剂\\n[医] 表面活性剂, 表面活化剂
🗣️ 情景例句
This is Alexandra Pappas, and this is my grandson Robbie,
这是Alexandra Pappas ，这是我孙子Robbie
Other buyers are satisfied with it, but we could delay it if you could pay 40 percent up front.
其他买主对这货物很满意，但如果你能先付40%货款，我们可以延迟交运。
who has beenworking or worrying about serious things for six days,
为严肃的公务操劳或烦恼了6天的