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Meaning of lean nitrogen oxide trap | Babel Free

Noun CEFR C2

Definitions

A device that adsorbs nitrogen oxides produced by a lean-burn engine, such as a diesel.

CEFR level

C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
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See also

lean thinking lean towards lean-to Leana leanback leanchoiliid

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