Polyanionic surfactant
[化] 多阴离子表面活性剂
🧩 词语组成解析
[化] 表面活性剂\\n[医] 表面活性剂, 表面活化剂
🗣️ 情景例句
Hello, may I speak with…?
喂， 我可以和……说话吗？
Whom will you invite to the wedding?
你将邀请谁参加婚礼？
The fact that the policeman was prejudiced against foreigners could not be recorded in the official files.
警察歧视外国人的事在官方档案中不可能加以记载，