sandbox

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. mold consisting of a box with sand shaped to mold metal
• Hypernyms:
mold, mould, cast
2. a plaything consisting of a pile of sand or a box filled with sand for children to play in
• Syn:
sandpile, sandpit
• Usage Domain:
Britain (for: sandpit)
• Hypernyms:
plaything, toy