roborean
B1Nguồn gốc từ
From Latin rōboreus (oaken, sturdy) -an, from robur (reddish oak; strength, hardness) + -eus (-eous: forming adjectives).
From Latin rōboreus (oaken, sturdy) -an, from robur (reddish oak; strength, hardness) + -eus (-eous: forming adjectives).