他们在世纪之交逃到了南美洲。They fled to South America around the turn of the century.我们在南美洲为一些大公司探测石油和矿石。We dowse oil and ore in South America for big companies.南美洲和北美洲由一条运河连在一起.South America is joined to North America by a canal....
波长变换剂的存在使液体闪耀体的光电产额提高到0.61.The presence of the shifter increases the light yield of the liquid scintillator to 0.61.泵是输送液体或使液体增压的机械.Pump is conveying a liquid or liquid mechanical supercharger.使液体通过虹吸管.A liquid is made t...