grade school

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a school for young children;
usually the first 6 or 8 grades (Freq. 1)
• Syn:
grammar school, elementary school, primary school
• Hypernyms:
school
• Hyponyms:
junior school, infant school

• Từ đồng nghĩa / Synonyms:
  grammar school, elementary school, primary school