Complexon b
[化] 氨羧络合剂B; 乙二胺四乙酸钠
🧩 词语组成解析
配位酮（氨羧配位剂的商品名）
🗣️ 情景例句
He was my roommate in college.
他是我大学时的室友。
To make a public speech
发表演说
and even described the way they were done up in bundles.
还说了报纸捆扎的情况。