| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024rust•out (rust′out′),USA pronunciation n. - rust-through.
- Metallurgyan area or spot, as on the body of a car, that has rusted through:scratches, dents, and rustouts.
- noun, nominal use of verb, verbal phrase rust out
WordReference Random House Learner's Dictionary of American English © 2024rust /rʌst/USA pronunciation n. [uncountable]- Metallurgythe red coating that forms on iron when exposed to air and moisture.
- reddish yellow or reddish brown.
v. - Metallurgyto (cause to) become or grow rusty, as iron: [no object]The metal chairs had rusted over the winter.[~ + object]That climate will rust anything that isn't well protected.
- to decline in quality or ability:[no object]He could feel his pitching abilities rusting away.
WordReference Random House Unabridged Dictionary of American English © 2024rust (rust),USA pronunciation n. - MetallurgyAlso called iron rust. the red or orange coating that forms on the surface of iron when exposed to air and moisture, consisting chiefly of ferric hydroxide and ferric oxide formed by oxidation.
- Metallurgyany film or coating on metal caused by oxidation.
- a stain resembling this coating.
- any growth, habit, influence, or agency tending to injure, deteriorate, or impair the mind, character, abilities, usefulness, etc.
- [Plant Pathol.]
- Plant Diseasesany of several diseases of plants, characterized by reddish, brownish, or black pustules on the leaves, stems, etc., caused by fungi of the order Uredinales.
- Plant DiseasesAlso called rust′ fun′gus. a fungus causing this disease.
- any of several other diseases of unknown cause, characterized by reddish-brown spots or discolorations on the affected parts.
- reddish yellow, reddish brown, or yellowish red.
v.i. - Metallurgyto become or grow rusty, as iron.
- to contract rust.
- to deteriorate or become impaired, as through inaction or disuse.
- to become rust-colored.
v.t. - to affect with rust.
- to impair as if with rust.
- to make rust-colored.
- Metallurgy rust out, (of metal pipes, machinery, etc.) to decay and become unusable through the action of rust.
- Metallurgy rust through, to develop holes, breaks, or the like, because of rust.
- Metallurgy rust together, to join two metal pieces, as iron pipes, by causing the joint to rust.
adj. - having the color rust.
- bef. 900; (noun, nominal) Middle English; Old English rūst; cognate with German Rost; (verb, verbal) Middle English rusten, derivative of the noun, nominal; akin to red
- 2.See corresponding entry in Unabridged corrosion.
- 9.See corresponding entry in Unabridged decay, decline.
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