sandpit

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++sand·pit /ˈsændˌpɪt/ noun [countable] British English  DGOa box or special area filled with sand for children to play in 〔供儿童在内玩耍的〕沙坑，沙池 SYN American English sandbox

Examples from the Corpus

sandpit• Always cover a sandpit or the local cats will use it as a toilet.• Because she had no garden, she improvised a sandpit for the children to play in.• He forces all the others to live in a sandpit of their own digging.• A child's garden can be so much more than just a sandpit.• Don't forget ... If you leave a sandpit or pool out for a while, the grass underneath will die.• It looked like a sandpit with some colored dirt mixed in.• Her eyesight was vague and muzzy, her mouth felt like the bottom of a sandpit.

sand·pit nounChineseSyllable  

with sand Corpus special box for to or a area filled children

sandpit
sand‧pit /ˈsændˌpɪt/ noun [countable] British English
a box or special area filled with sand for children to play in
   SYN  sandbox American English

sand·pitBrE /ˈsændpɪt/ 🔊NAmE /ˈsændpɪt/ 🔊 (BrE) (NAmE sand·box) noun

an area in the ground or a shallow container, filled with sand for children to play in （供儿童玩的）沙坑