см. учетвериться
1. become* / be quadrupled
2. страд. к учетверять
uczterokrotniać się, powiększać się czterokrotnie;
quadruplicar-se, quadruplicar vi
"Free speech carries with it some freedom to listen." Warren E. Burger
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"If fear is cultivated it will become stronger, if faith is cultivated it will achieve mastery." John Paul Jones