它使用中空的激光波束移动微小的玻璃粒子。
It works by shining a hollow laser beam around small glass particles, as Inside Science explains.
这枚艾森豪·威尔银币是中空的，可以用来隐藏信息或胶卷。
This Eisenhower silver dollar, hollow on the inside, could be used to conceal messages or film.
微粒照相机也可以隐藏在戒指、中空的硬币和其他小东西中。
Microdots were also hidden in rings, hollow COINS and other items.
头顶上有个中空的冠子，雄性的头冠比雌性的大些。
It had a hollow crown on top of its head. Males had larger crowns than females.
这只周期性用嘴蘸取玻璃杯中水的鸟其实是一只中空的玻璃塑像。
The dipping bird is a hollow glass figure which repeatedly dips its beak into a glass of water.
余烬被放在一个中空的萝卜里，以便可以燃得更久一点。
The ember was placed inside a hollowed-out turnip to keep it glowing longer.
他们有许多相同的骨骼特征，例如中空的骨头，也都有羽毛和筑巢行为。
They share many skeletal features, such as hollow bones, as well as feathers and nest-building behaviors.
特洛伊人睡着了，于是希腊士兵从中空的木马里悄悄爬了出来。
Thee Trojans asleep, the GREek soldiers crept out of the hollow wooden horse.
细胞中的液泡好象是中空的，但实际上充满了液体和可溶分子。
Vacuoles in cells appear to be hollow sacs but are actually filled with fluid and soluble molecules.
特洛伊人睡着了，于是希腊士兵从中空的木马里悄悄爬了出来。
The Trojans asleep, the Greek soldiers crept out of the hollow wooden horse.
钢瓶是中空的管道，封闭的底部是凹入的，这样可以直立起来。
A cylinder is a hollow tube with a closed concave base that permits it to stand upright.
这些大的刺毛是中空的管子，硅石构成其壁，使其扎入玻璃针孔中。
The large stinging hairs are hollow tubes with walls of silica making them into tiny glass needles.
瞬间钻孔：当给球拍打线孔时，碎片很容易落进拍框的中空的芯中。
Drill Flash: Debris that falls into the frame as a result of drilling the string holes.
活塞是一个中空的圆柱体形状部件，其在发动机气缸里做上下往复运动。
The piston is a cylindrical shaped hollow part that moves up and down inside the engine cylinder.
钢瓶(图1)是中空的管道，封闭的底部是凹入的，这样可以直立起来。
A cylinder (Fig. 1) is a hollow tube with a closed concave base that permits the cylinder to stand upright.
物体结构或复杂物体有中空的地方，是用一种水溶性的物质来作暂时的支撑。
Voids in the structure and complex shapes are supported by printing a “scaffold” of water-soluble material.
这指的是谁宣扬地球是一个中空的球体，并有一个内部表面积各种理论家的信念。
This refers to the belief of various theorists who propagate that the earth is a hollow sphere and has an internal su ce area.
脊椎从一岸边沿着中空的地方并行伸出，在路面平台下岔开伸向桥的另一端道路以外。
The spine splits and splays from one shore along the central void position, diverging under the road decks to the outside of the roadways at the other end of the bridge.
中空的空洞使得由恒星剥离的恒星碎片在宇宙中比通常情况下，游离地更快、更深。
The hollowed-out cavity allowed stellar shrapnel, the material expelled by the star, to travel much faster and farther out into the universe than it would have otherwise.
我的第一部中空的作品就叫做《大地旋转》，它们使我注意到犁过的农场土地的形状。
My first hollow clay augers became "earth augers". They began to remind me of earth shapes left behind the plow in the rolling farmlands.
这种微针头像普通的皮下注射针头一样是中空的，或者覆盖了一层在眼睛里分解的药物。
The microneedles are either hollow or empty, like a normal hypodermic needle, or covered with a drug which breaks down in the eye.
现在，两个项目都已高亮显示，其中一个项目被黑色的矩形包围，而另一项目则被中空的矩形包围。
Both items are now highlighted, but one is surrounded by black squares, while the other is surrounded by hollow squares.
接受膜悬挂在一个中空的骨室中，使得散热很快从而最大程度探察温血动物和其他东西的温度差别。
The antenna membrane hangs in a hollow bony chamber, allowing for quick heat loss and maximizing the detected temperature differences between warm-blooded animals and everything else.
鸣鸟的骨头可能是中空的，但是它们实际上比相同大小的哺乳动物的骨头的密度要大得多。
Songbird bones may be hollow, but they're actually denser than the bones of mammals of the same size.
用一根管子，一根透明中空的管子，从管子最上面，你丢进去一个小球，小球迅速穿过管子，飞出来。
You have a tube, a transparent — a tube — a hollow tube, and at the top of the tube you throw a ball through so it whips through the tube and it comes out.
反应本身也在纳米管内部发生。这种中空的纳米管只有20纳米厚的薄壁，所以具有巨大的内表面积。
The reaction itself also takes place inside the nanotubes, which are hollow and have a large internal surface area thanks to their thin 20-nanometer-thick walls.
反应本身也在纳米管内部发生。这种中空的纳米管只有20纳米厚的薄壁，所以具有巨大的内表面积。
The reaction itself also takes place inside the nanotubes, which are hollow and have a large internal surface area thanks to their thin 20-nanometer-thick walls.
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