形容词空洞的; 空的; 虚伪的; 空腹的
名词洞，坑; 山谷
及物/不及物动词挖空（某物），变空; 挖出（孔、洞）
副词完全，彻底
形容词
1. We heard a hollow boom of thunder.
我们听到低沉的隆隆雷声。
2. His speech rang hollow.
他的发言听上去很空洞。
3. A water pipe is hollow.
水管是空心的。
及物动词
1. They hollowed out a log.
他们把一根原木挖空。
名词
1.
1. We filled the hollow in the drive.
我们把车道上的坑填平了。
2. The cottage is in that hollow.
村舍在那片洼地。
1. 空的：所以TEM模式只能在同轴缆线或双芯线(two-wire line)等多导体中被传导. 中空的(hollow)波导(waveguide)并不支持TEM模式. 图二是一个双导体传输线的横向截面积. 此截面的外形是任意的.
2. 中空：Block是一个三维的模型,几何形状有棱柱、圆柱、三维的多面体、椭圆体和椭圆型圆柱体,Blocks(块)类型有三种:实体的(solid)、中空(hollow)的和流动(fluid)的.
1. 空的;空心的;中空的
Something that is hollow has a space inside it, as opposed to being solid all the way through.
hollow的翻译
e.g. ...a hollow tree.
空心的树
e.g. ...a hollow cylinder.
中空圆筒
2. 凹的;凹陷的
A surface that is hollow curves inwards.
hollow
e.g. He looked young, dark and sharp-featured, with hollow cheeks.
他看起来很年轻，肤色黝黑，五官分明，双颊凹陷。
3. 树洞
A hollow is a hole inside a tree.
e.g. I made my home there, in the hollow of a dying elm.
我在一棵快要枯死的榆树的树洞里安了家。
4. 凹陷处;低洼地
A hollow is an area that is lower than the surrounding surface.
e.g. Below him the town lay warm in the hollow of the hill.
在他下方，小镇卧在温暖的山谷里。
e.g. ...where water gathers in a hollow and forms a pond.
在那里水积聚在低洼处形成了池塘
5. 空洞的;无用的;无价值的
If you describe a statement, situation, or person as hollow, you mean they have no real value, worth, or effectiveness.
hollow的意思
e.g. Any threat to bring in the police is a hollow one.
任何威胁说要叫警察来的话都是虚声恫吓。
e.g. ...a hollow man who's coasted on charm for far too long.
长久以来一直依靠个人魅力取胜的肤浅之人
1. 空的;空心的;中空的
Something that is hollow has a space inside it, as opposed to being solid all the way through.
hollow的翻译
e.g. ...a hollow tree.
空心的树
e.g. ...a hollow cylinder.
中空圆筒
2. 凹的;凹陷的
A surface that is hollow curves inwards.
hollow
e.g. He looked young, dark and sharp-featured, with hollow cheeks.
他看起来很年轻，肤色黝黑，五官分明，双颊凹陷。
3. 树洞
A hollow is a hole inside a tree.
e.g. I made my home there, in the hollow of a dying elm.
我在一棵快要枯死的榆树的树洞里安了家。
4. 凹陷处;低洼地
A hollow is an area that is lower than the surrounding surface.
e.g. Below him the town lay warm in the hollow of the hill.
在他下方，小镇卧在温暖的山谷里。
e.g. ...where water gathers in a hollow and forms a pond.
在那里水积聚在低洼处形成了池塘
5. 空洞的;无用的;无价值的
If you describe a statement, situation, or person as hollow, you mean they have no real value, worth, or effectiveness.
hollow的意思
e.g. Any threat to bring in the police is a hollow one.
任何威胁说要叫警察来的话都是虚声恫吓。
e.g. ...a hollow man who's coasted on charm for far too long.
长久以来一直依靠个人魅力取胜的肤浅之人