Analysis on the mechanisms of bare hole cave completion technology in the development of coalbed methane,the stressing states of strata around the cave and some relative formulas are presented,and the valuable application suggestions are advanced.
对煤层气开发中所应用的裸眼洞穴完井技术的作用机理进行了分析，给出了洞穴周围地层的应力分布状态，引出了几个相关的公式，对洞穴完井的应用提出了几个有益的建议。
He cut a small hole in the door of his house, and peeped through this hole.
他在房门上挖了一个洞。透过洞眼，他窥视、偷看。
She mended the holes in the knees of his trousers.
她把他裤子膝部的洞眼缝补好了。
She mend the hole In the knee of his trousers
她把他裤子膝部的洞眼缝补好了
The gophers left the lawn covered with pockmarks.
黄鼠离开了满是洞眼的草地
The depth of the turnings is indicated on the pattern by a printed line or by small perforated holes.
缝份的宽度用印刷的线或者小的洞眼标出。
Huanglong hole in the history of ophthalmic drugs, eight for Zijin spindles and well-known drug.
历史上以黄龙洞眼药、八定紫金锭等药物而驰名。
These potatoes are covered with eyes.
这些土豆上尽是眼儿（洞）。
To deprive of perception or insight.
使失去眼光或洞察力。
A flared opening for a gun in a wall or parapet.
枪眼，炮眼在墙或护墙上开的用于射击的洞口
eyeless fish that evolved in dark caves; an eyeless needle.
在黑暗的洞穴中进化而成的无眼鱼；没有眼的针。
The holes were, upon observation, rather deep.
放眼望下去，那些洞的确深得很。
It is an abstract idea: a mere form of words.
它仅仅是一个抽象概念，空洞字眼儿。
It is impossible to say what happens inside a black hole.
眼下还无法说黑洞内部发生的情况。
with his eye [ear] glued to the keyhole
把眼睛[耳朵] 紧贴于钥匙洞孔
a man of (great) insight
(极) 有洞察力的人,有眼光的人
A small hole or perforation, usually rimmed with metal, cord, fabric, or leather, used for fastening with a cord or hook.
孔眼一小洞或眼儿，常用金属、线、纤维或皮做边，用于系绳索或钩子
empty eyes; a glassy stare; his eyes were glazed over with boredom.
空洞的眼睛；目无神采的注视；他的眼睛因为厌倦而呆滞。
Do you keep your eye upon the doughnut, not upon the hole?
你的眼睛盯着炸面包圈，还是它中间的空洞？