ironclad
柯林斯词典
1. ADJ If you describe a guarantee or plan as ironclad, you are emphasizing that it has been carefully put together, and that you think it is absolutely certain to work or be successful. 無懈可擊的[強調]
...ironclad guarantees of safe passage. ...安全通行的絕對保障。
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ironclad /ˈaɪənˌklæd/ (also iron-clad)
剑桥词典
- very certain and unlikely to be changed
無法更改的，鉄定的
ironclad rules 鉄定的槼則 返回 ironclad