您要查找的是不是：
- concealed excavation interval 暗挖区间
- concealed excavation construction 暗挖施工
- shallow concealed excavation method 浅埋暗挖法
- shallow embedment and concealed excavation 浅埋暗挖
- shallow embedment and concealed excavation method 浅埋暗挖法
- shallow-buried concealed excavation 浅埋暗挖法
- He put it where it is concealed from view. 他把它放到看不见的地方。
- Latecomers will not be admitted until the interval. 迟到者在休息时间方可入场。
- A brief, indefinite interval of time. 瞬间一个短暂的、不确定的时间间隔
- Machine guns opened up from a concealed position. 机关枪从隐蔽的阵地开始射击。
- There is an hour's interval to the next train. 下一火班车还要过一小时才开。
- Excavation of the site will begin tomorrow. 明天开始挖掘工作。
- He concealed himself behind the tree. 他藏在树后。
- The excavation of the buried city took a long time. 发掘埋在地下的城市花了很长时间。
- We had a quick drink in the interval. 我们在中间休息时匆匆喝了点东西。
- We changed seats in the interval. 中间休息时,我们交换了一下座位。
- The excavation of the bur city take a long time. 发掘埋在地下的城市花了很长时间。
- You should not conceal yourself from your teacher. 你不应该躲避你的老师。
- She concealed her disappointment from her mother. 她对母亲隐瞒了自己的失望。
- He concealed his key under the doormat. 他将钥匙藏在门前擦鞋垫下。
