If families and communities can band together and increase awareness and educate themselves about mental illnesses, then there is no telling the difference that can be made.
如果家庭和社区能团结一致，增加关于精神疾病的意识，教育他们自己，那么人美就不会去避免谈论。
2
But the key difference is mantis shrimps are able to do this across the whole spectrum of light, whereas DVD or CD players have a much narrower band to work with.
而二者的主要区别在于，螳螂虾能够转换整个光谱的光，而DVD机或CD机只能转换很窄波段中的光。
3
The second strategy was to lower the energy difference between the two conduction-band states so that excited electrons would be more likely to spill over into the photon-emitting state.