sandbox
n.
also sand-box, 1570s as an instrument to sprinkle sand, from sand, n. + box, n.1. From 1680s as "a box holding sand;" 1891 as a low-sided sand pit for children's play.
| 词汇 | sandbox |
| 词根词缀 | Online Etymology Dictionary sandbox n. also sand-box, 1570s as an instrument to sprinkle sand, from sand, n. + box, n.1. From 1680s as "a box holding sand;" 1891 as a low-sided sand pit for children's play. |
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