单词	opposition
释义	opposition The moment at which a planet having its orbit outside that of the earth is in a line with the earth and the sun. When a planet is in opposition it can be observed during the night and is near to its closest point to the earth; it is therefore a favourable opportunity for observation. Opposition and conjunction
随便看	oscillator oscilloscope osmiridium osmometer osmosis osmotic pressure Ostwald ripening Ostwald's dilution law Otto engine ounce overdamped overpotential overtones p-type conductivity p.d. packing density packing fraction pair distribution function pair production palaeomagnetism para- parabola parabolic reflector paraboloid parallax

物理辞典收录了3346条物理词条，基本涵盖了常用物理知识及物理英语单词词组的翻译及用法，是物理学习的有利工具。