1·How can a sand hole remain full of water?
砂洞怎么可能存得住水？
2·"How can a sand hole remain full of water?" asked he.
“砂洞怎么可能存得住水？”他问道。
3·Carried on the analysis to the lost wax casting craft sand hole defect creation factor.
对熔模铸造砂眼缺陷产生因素进行了分析。
4·Copper nickel good machinability and bad crack resistance. Repair welding of sand hole and gray cast iron machined surface subject to no load.
镍铜，易加工，但抗裂性较差。不受力的灰铸铁加工面及砂眼补焊。
5·Copper nickel, good machinability and bad crack resistance. Repair welding of sand hole and gray cast iron machined surface subject to no load.
镍铜，易加工，但抗裂性较差。不受力的灰铸铁加工面及砂眼补焊。
6·Precision injection molding, casting, mold repair metal jewelry and accessories, precision stampings, welding, lost wax castings, aluminum castings, stainless steel sand hole repair.
精密注塑、压铸、模具的修补金属饰品及配件、精密冲压件的焊接、失蜡铸件、铝铸件、不锈钢产品砂孔修补。
7·Clean water can be drawn for up to several months after the rains have fallen through pipes underneath the DAMS or by digging a hole in the sand.
通过砂坝底下建造地下管道或者在沙中开挖蓄水洞，便可以在雨后连续几个月内抽取这些自然净化过的水。
8·I looked down that black hole, then turned and climbed the sand mound to hide my unprofessional tears.
我向下看了看了那个挖出来的黑洞，然后我回过头来爬上了那个小山偷偷擦掉了眼泪。
9·They filled the hole with sand.
他们用沙子将洞填满。
10·The impact of an asteroid at the moon's South Pole 4 billion years ago threw out a colossal surge of debris - like a dog furiously digging a hole in the sand.
这40亿年前发生在月球南极的小行星撞击抛出了一大片碎渣——就像一只狗疯狂地在沙地里刨洞一般。