The failure cause was found by analyzing high pneumatic down-the-hole bit bursting crack and the other reasons in the early stage.

对高风压潜孔钻头使用时钻头体崩块、掉齿等早期失效情况进行分析，找到其失效原因。

youdao

A little later, a young man from a nearby school respectfully said to the man that there was something which could beat even a wall—the mouse that bit a hole through it.

过了一会儿，附近学校的一个年轻人恭恭敬敬地对他说，有东西连墙都打得开——那就是能把墙咬穿的老鼠。

youdao

If your hole ends up being a bit too big and the knots themselves don't hold the yarn in place, then tug on the yarn ends and stick some Popsicle sticks under the main knot to secure in place.

如果中间的孔太大，线结本身不能将毛线固定在合适的位置，那么可以用力拉毛线的末端，并将一些冰棒棍粘在毛线结下面加以固定。

youdao

Instead of going into a hole on the green, discs are thrown into a raised metal basket that looks a bit like a trash bin covered in chains.

VOA: standard.2010.08.03

The hole under way is the excavation hole, where the drill bit will be placed.

CNN: New video shows trapped Chilean miners in good spirits

The latter looked like just getting there but Bust Out gave a little bit more to hole off the challenge by a length.

BBC: Like-A-Butterfly too strong

With former first-round safety Kenny Phillips signing with Philadelphia, there is a bit of a hole at defensive back and New York might be interested if Texas safety Kenny Vaccaro slips.

WSJ: Determined Giants on the defensive as draft nears