有规律的重复活动如声波、光波、无线电波都有一个特定的频率，或者说是每秒的波动次数。
Regular repeating actions such as sound waves, light waves, or radio waves have a certain frequency, or number of waves per second.
在光学天文学中，在用望远镜观察恒星时，我们依靠的是可见光波。
In optical astronomy, using a telescope and observing the stars that way, we rely on visible light waves.
与可见光波不同的是，这些无线电波可以较容易地穿过太空中的各种气体和灰尘，穿过我们地球的大气层。
Unlike visible light waves, these radio waves can get through the various gases and dusts in space, and through our own earth's atmosphere comparatively easily.
除此以外，当可见光波从这些分子上反射出去时，它会向四面八方扩散。
And on top of that, when that visible radiation bounces off those molecules, it scatters in all directions.
这种光波可以穿透皮肤几厘米深。
This wavelength of light can penetrate several centimetres into the skin.
在可见光波段，很多尘埃是不可见的。
这是一种电磁波(即与光波相同类型的波)。
This is a type of electromagnetic wave (ie, the same type of wave as a light wave).
他发明了一种测量光波的仪器。
百合与茉莉在光波的浪花上翻涌。
Lilies and jasmines surge up on the crest of the waves of light.
激光雷达使用光波。
光波和无线电波能被星际气体和尘埃吸收及散射。
Light and radio waves are absorbed and scattered by interstellar gas and dust.
而其它类型的激光器发出的激光波长是固定的。
依赖光合作用的生物则利用可用光波来适应环境。
Any photosynthetic life would be adapted to take advantage of the available light waves.
我们有光波。
并已制造了可在红外光和可见光波段工作的隐身器件。
Related cloaks have been made to work with infrared rays and visible light.
这种波形往往出现在自然界中，包括海浪、声波和光波。
This wave pattern occurs often in nature, including ocean waves, sound waves, and light waves.
大部分隐身斗篷都是在非可见光波段隐藏物体。
Most of the invisibility cloaks that have been demonstrated to date conceal objects at frequencies that are not detectable by the human eye.
由于十分苛刻的材料要求，设计可见光波段的隐身斗篷更具挑战性。
Designing invisibility cloaks that can conceal objects from visible light has been more challenging due to the strict material requirements.
这种激光波的另一个优点是具有更高的效率和更强的能量。
Another bonus is that such lasers are becoming more efficient and ever more powerful.
通过在“薛定谔的猫”状态下传送光波包，他们做到了这一点。
They did it by teleporting the wave packets of light in a 'schrodinger's cat' state.
透镜(包括我们眼睛中的水晶体)会对不同的光波产生不同程度的折射。
Lenses, including the lenses in our eyes, bend lights of different wavelengths by unequal amounts.
当光波被投射到光盘上时，光波内电场的方向会与金纳米棒相一致。
When light waves were projected onto the disc, the direction of the electric field within the waves aligned with the gold nanorods.
就像我们看到水波，和光波的相消干涉，我们也可以看到轨道的相消干涉。
Just like we see destructive interference with water waves or with light waves, we can also see destructive interference with orbitals.
就像我们看到水波，和光波的相消干涉，我们也可以看到轨道的相消干涉。
Just like we see destructive interference with water waves or with light waves, we can also see destructive interference with orbitals.
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