Step 3: Use a pencil to make a hole into both sides of the tube.
第三步：用铅笔在试管的两边都戳一个洞。
"When you make an offer on a car, you're digging yourself into a hole," says James "Spike" Bragg, a consumer advocate and founder of Fighting Chance, an information service for new-car buyers.
“当你对一辆汽车递价的时候，你就是在将自己塞进一个洞，”詹姆斯布拉格说。 此人绰号“牛市”，他既是一位消费者，也是那家专向新车买主提供信息的“奋斗机遇”机构的创始人和鼓吹者。
She uses her mouth to blow the water to make a current, then her blow hole to break the current into a ring shape.
她会用嘴吹出一个气泡，然后用喷气孔将气泡吹成圆环。
We were talking about my bar-hopping habit when I travel solo, and she mentioned how impressed she was by my ability to wander into a local drinking hole on the road and make myself at home.
我们谈论着我独自旅行时的酒吧嗜好，她说让她印象最为深刻的是我有勇气到当地的路边一个酒吧去瞎逛，把那里当我自己的家里一样。
Unfortunately, when times get hard, many people turn to credit CARDS to help them make ends meet... and only dig themselves into a deeper hole.
不幸的是，每当日子艰难的时候，多数人试图借助信用卡帮助他们度过难关……然后那却只能给自己挖了一个更深的陷阱。
A Miser, to make sure of his property, sold all that he had had converted it into a great lump of gold, which he hid in a hole in the ground, and went continually to visit and inspect it.
一个守财奴，为了确保他的财产，卖掉所有家当换成了一大块金子，埋在一个地洞里，并且不时地去查看，这引起了手下一个雇工的好奇。
Make a hole on a thick book's inner pages, crush the scraps into paper pulp then fill back into the hole.
把一本书的内页挖一个洞出来，把挖出来得纸屑打碎成纸浆填进洞去。
If you want to slip into a round hole, you must make a ball of yourself.
如果你想自己能溜进圆孔，那么你就必须使你自己成为球状物。
Miser, to make sure of his property, sold all that he had had converted it into a Great lump of gold, which he hid in a hole in the ground, and went continually to visit and inspect it.
一个守财奴，为了确保他的财产，卖掉所有家当换成了一大块金子，埋在一个地洞里，并且不时地去查看，这引起了手下一个雇工的好奇。
Ever Wondered What Would Happen If You Were Sucked Into a Black hole? Or, If Wormholes Could Make Time Travel a Reality?
有你没有想过，当你身处黑洞，或进入虫洞可以实现时间旅行，你会怎样？
Miser, to make sure of his property, sold all that he had had converted it into a great lump of gold, which he hid in a hole in the ground, and went continually to visit and inspect it.
有一个守财奴，为了确认他的财产，他把所有财产卖了然后换成很大一块金块。他把金块藏在了地下一个洞里，并经常去看看检查检查。
Miser, to make sure of his property, sold all that he had had converted it into a great lump of gold, which he hid in a hole in the ground, and went continually to visit and inspect it.
有一个守财奴，为了确认他的财产，他把所有财产卖了然后换成很大一块金块。他把金块藏在了地下一个洞里，并经常去看看检查检查。
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