There have always been slight oscillations in world temperature.全球气温一直在轻微波动。The sound caused by unstable oscillations on the line.由于线路上的不稳定振荡而引起的声音.This inhibiting of flow oscillations adds stability to the combustion ch...
My neighbour wears his dressing - gown to work. The mind boggles!我的邻居穿着晨衣去上班. 真不可思议!The mind boggles at the possibilities that could be in store for us.我们简直无法想象将来面临的种种可能性。My mind boggles at the idea!这样的念头真叫我难以想象!The mind...
However, the modulation - demodulation of ultraviolet and voice transmission are the key technologies.然而, 紫外光通信的 调制解调技术 以及语音传输是整个系统的关键难点.Introduce and analyze the key module of demodulation technologies, for example NCO ...