Warning: Undefined array key "HTTP_ACCEPT_LANGUAGE" in /mnt/web216/d2/76/52236976/htdocs/jnnj-prod/search.php on line 35 Deprecated: substr(): Passing null to parameter #1 ($string) of type string is deprecated in /mnt/web216/d2/76/52236976/htdocs/jnnj-prod/search.php on line 35 新日蘭辞典・新蘭日辞典 | Japans-Nederlands Nederlands-Japans Woordenboek: Zoekenこつこつ

こつこつ kotsukotsu
1 (geluid van) kloppen; tikken
2 vlijtig; nijver; onvermoeibaar; gestaag