mud seam

例句：

1. 1. The car was badly damaged during the mud seam.
   汽车在泥缝中严重受损。
2. 2.The construction crew had to dig out the mud seam before they could start work.
   施工队不得不在开始工作之前挖出泥缝。
3. 3.The engineer carefully inspected the mud seam for any signs of leakage.
   工程师仔细检查泥缝，寻找任何泄漏的迹象。