English translation: hard-enrichable; hard-to-enrich
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Explanation: Copyright (c) Penguin Books, 2000. All rights reserved.
o make (soil) more fertile</subdef>
<subdef id="302">to add a desirable substance to (something); specif to improve (a food) in nutritive value by adding nutrients</subdef>
<subdef id="303">to increase the proportion of a valuable or desirable ingredient in (something)</subdef>
<defex>enrich uranium with uranium 235
Marek Urban Poland Local time: 20:41 Native speaker of: Polish