title
foreword
come on
Required Scene Vocabulary and Usage
metal substance
1melt [mɛlt] vt. & vi. Melting molten [ˈmoltən] adj. Melt sth down They melted down the golden rings. They melted down the golden rings. Pour molten metal into the mold. Pour molten metal into the mold.
2rust [rʌst] vt. & vi. rusty & n. Rust rusty [ˈrʌstɪ] adj. rust rust-free rust away rust The iron tools will rust if you leave them out in the rain. There was an old car rusting away outside. There was an old car rusting away outside.
3 corrode [kəˈrod] vt. & vi. corrode; corrode