Polyundecandiol carbonate
[化] 聚碳酸十一烷二醇酯
🧩 词语组成解析
carbonate
[['kɑ:bəneit]]
n. 碳酸盐\\nvt. 使碳酸盐化, 使充满二氧化碳
🗣️ 情景例句
You are a walking dictionary.
你是活字典。
She counted on us to help her.
她指望我们帮助她。
Historians have long been puzzled by dots, lines and symbols which have been engraved on walls, bones, and the ivory tusks of mammoths.
长期以来，历史学家一直对雕刻在墙壁上、骨头上、古代长毛象的象牙上的点、线和形形色色的符号感到困惑不解。