- a chemical substance that affords protection, as against frost, rust, insects, etc
| 单词 | protectant |
| 释义 | WordReference Random House Unabridged Dictionary of American English © 2024 pro•tect•ant (prə tek′tənt),USA pronunciation n.
Collins Concise English Dictionary © HarperCollins Publishers:: protectant /prəˈtɛktənt/ n
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