However, the scattered light is extremely weak and therefore yields a very low signal.
然而，这种散射光极其微弱，因此只产生一个非常弱的信号。
And his voice, like an old photo fading in the light, had grown weak.
而温杜老爹的声音，就像一张在阳光下褪色的老照片，已然变得憔悴。
The reflected light is weak and completely linearly polarized.
反射光较弱，且是完全线偏振的。
The reflected light is weak and completely linearly polarized.
反射光较弱，且是完全线偏振的。
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