Dodigen
石油工业用的一种缓蚀剂
🗣️ 情景例句
See, it works!
瞧， 真有效！
Promise is debt.
许愿就是债，欠了不容赖。
Is that true? said Lucy. She was surprised. Is it a real king's hat?
“是真的吗？”露西问。她感到惊奇。“那真的是国王的帽子？”