打洞

In this paper, a new one dimentional microstrip PBG filter with triangular variation of the characteristic impendence without etching in the ground plane is reported.

本文给出了一种新的一维微带光子带隙滤波器结构，该滤波器的阻抗按照三角规律变化，克服了通常微带光子带隙滤波器需要在衬底上打洞或接地面腐蚀获得周期结构的缺点。

Any of various small, insectivorous mammals of the family Talpidae, usually living underground and having thickset bodies with light brown to dark gray silky fur, rudimentary eyes, tough muzzles, and strong forefeet for burrowing.

鼹鼠：一种小而以虫类为食的鼹鼠科的哺乳动物，通常生活在地下，有长着淡褐色到深灰色柔软皮毛的矮胖身体，退化的眼睛，坚韧的口部和为打洞用而强壮的前足。

Get in a dig at sb.

辛勤地挖掘，打洞

To make a silencer, you just drill holes in the barrel of the gun, a lot of holes.

要达到消音的目的，你只需在枪管上打洞就好，多多益善。

A raised frame around a hatchway on a ship to keep water out.

他在栏板上打洞以便装上横档。

It caused devastation by burrowing and by devouring the herbage which might have maintained millions of sheep and cattle .

它们在地下打洞，吃掉本可以饲养数百万头牛羊的牧草，给澳洲大陆造成了毁灭性的破坏。

It caused devastation by burrowing and by bevouring the herbage which might have maintained millions of sheep and cattle.

它们在地下打洞，吃掉本可以饲养数百万头牛羊的牧草，给澳洲大陆毁灭性的破坏

Dragon born dragon,chicken born chicken,mouse''son can make hol e!!

龙生龙，凤生凤，老鼠的儿子会打洞！

Dragon born dragon,chicken born chicken,mouse''son can make hol

龙生龙，凤生凤，老鼠的儿子会打洞！

Dragon born dragon, chicken born chicken, mouses son can make hol

e！ 龙生龙，凤生凤，老鼠的儿子会打洞！

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷