n.檢修井

Standardization of Pipeline Inspection Pit's Frame and Cover 管線檢查井框蓋的標準化

The children were playing in the sand pit. 孩子們在沙坑中玩耍。

Shall we go down to the question of inspection? 我們談一下商品檢驗問題好嗎？

Keep on the alert; we're due for an inspection. 提防著點，輪到檢查我們了。

Many coal-miners were imprisoned in a pit accident. 在一次塌方事故中，許多礦工被壓在了井下。

We were drawn up for the inspection. 我們排好隊接受檢閱。