Dewatering is always necessary in foundation pit excavation and hand dig piles.
基坑开挖或施行人工挖孔桩常常需要进行人工降水。
People used simple tools to dig the canal, completely by hand.
人们使用简单工具来挖这条水渠，纯粹靠手完工。
Ask employees to dig through their desks, briefcases and pencil jars to use what they have on hand.
让员工从办公桌、文件夹、和笔筒里寻找手头使用的办公用品。
Cold work: 'Buddy teams' dig out huge chunks of ice using a hand-powered drill to create dive holes in the White Sea, Russia.
钻冰洞：俄罗斯白海，“巴迪队”用手动钻挖出大块的冰，钻出潜水洞。
Premier Paul Lennon was on hand to survey the dig and assess the museum's redevelopment plan.
蓝侬馆长著手进行挖掘的调查，以及进行博物馆的再造计画。
He went to a rotten log near at hand and began to dig under one end of it with his Barlow knife.
他走到近处的一根烂树干旁边，开始用他的巴露折刀在一头开挖起来。
He went to a rotten log near at hand and began to dig under one end of it with his Barlow knife.
他走到近处的一根烂树干旁边，开始用他的巴露折刀在一头开挖起来。
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