孔

光线透过窗帘上的一个孔照射进来。

Light beamed through a hole in the curtain .

他把手指插入孔中。

He poked his finger into the hole .

机器在金属薄板上冲出一排孔。

The machine punches a row of holes in the metal sheet .

在构架上钻一串孔。

Drill a series of holes in the frame .

他往投币孔里投了一枚硬币，然后拨了电话。

He dropped a coin into the slot and dialed .

沿着纸孔撕下表格，寄给销售部。

Tear off the form along the perforations and send it to Sales

他用大头针在箔纸上戳一些孔。

He pricks holes in the foil with a pin .

我向付费电话的投币孔里投了一枚25分硬币。

I dropped a quarter into the slot of the pay phone .

天花板上有个小小的通风孔。

There was a small air vent in the ceiling .

一种叫做套管针的工具在腹壁上刺了一个孔。

An instrument called a trocar makes a puncture in the abdominal wall .

他在莉莉卧室的墙上钻了个孔。

He drilled into the wall of Lili 's bedroom

用打孔器打两个孔。

Make two holes with a hole punch .

做这个活儿要拿个特殊的钻头来钻个大小合适的孔。

Get the special drill bit to bore the correct-size hole for the job .

我钻了5个等间距的孔。

I drilled five holes at equal distance .

联合国眼下还在努力摆出一副中立的假面孔。

The UN at the moment is still trying to maintain the charade of neutrality .

这真是墨菲法则：一用备用轮胎，保准扎孔。

This was sod 's law : when the spare tyre is in use , you will have a puncture .

水从桶的孔里流出来。

The water drained out of the hole in the pail .

这座桥有17个孔。

The bridge has 17 arches .

我需用钻在杆上钻个孔。

I need a drill to make a hole for the rod .

次生木质部由孔纹导管、薄壁组织及射线所组成。

Secondary xylem consists of pitted vessels , parenchyma fibers and rays .

他买了块中心有孔的薄金属板。

He bought a thin metal plate with a hole at the centre .

猫眼光栏的方形光孔成像太大。

The quadratic aperture of the cat 's-eye diaphragm is imaged too large .

但看看孔严的身世，他的生前凄凄惶惶的形状，又让我们文人感到了一份心酸。

But it saddens our hearts when we look at his mournful life right from his birth .

因为玻璃处于压缩状态，玻璃不能明显地延伸到超过座孔的端面。

Since the glass is in compression , it cannot extend appreciably beyond the ends of the eyelet .

打倒孔家店！

Down with Confucius and sons !( a popular slogan among intellectuals during the May4th movement , 1919 )

铰孔或攻丝时，不要用力过猛，以免折断铰刀或丝锥。

Do not overexert when reaming holes or threading , lest breaking off the reamer or the tap .

接下来,用塑料板盖住孔,用泥土固定塑料边缘,并用石头将塑料板的中心向下压。

Next , cover the hole with the plastic sheet , securing the edges of the plastic with dirt and weighting the sheet 's center down with a rock ．

这些孔应该打在管子的同一端。

The holes should be only on one end of the tube .

第四步：现在在管子另一端的顶部周围打五个孔。

Step 4 : Now make five holes around the top of the other end of the tube .

只要确保有排水孔和一个小盘子在他们下面收集水滴。快乐地园艺吧！

Just make sure there are holes for drainage and a small plate under them to catch drops of water.Happy gardening !