small hole meaning in English
窟窿眼儿
小井眼
小孔
Examples
- There is a very small hole in the testa of a seed .
种子的种皮上有一个非常小的洞。 - A high-intensity lamp shining through a small hole works well .
一盏高强度的灯通过一个小孔照射很适用。 - A small hole is defined as not to exceed the area of one-half a pellet .
一个小孔指的是不超过半个大格的区域。 - A very small hole can be drilled in a diamond for use as a die in drawing very small-diameter wire .
可在金刚石上打出一个很小的孔，作为直径极小的金属丝的拉丝模具之用。 - Generally, one approximates a blackbody in the laboratory by a hollow insulated enclosure which contains a small hole in the wall .
一般地说，人们在实验室中用壁上带有一个小孔的空心绝缘壳来近似模拟一个黑体。