“海伦走之前吃了点儿东西，”塞西尔急忙插了一句。"Helen had something to eat before she left," put in Cecil anxiously.塞西尔此时开始慌张起来，连忙发射了两枚遇险信号火箭。Cecil now began to panic and fired off two distress rockets.塞西尔继承了斯坦福德附近的一处家族房产。Cecil inherited a fam...
可以实验测定氘的结合能.The binding energy of the deuteron can be found experimentally.更为活跃的是氢的较重同位素, 氘和氚.More reactive are the heavier isotopes of hydrogen, deuterium and tritium.对于单晶,氘化的这种优点并不是必不可少的.This advisability of deuteratio...
Barry resigned his directorship in December 1973.巴里于1973年12月辞去了他的董事之职。I felt the December air slither down my leg.我感觉到十二月的冷风沿着腿直往下钻.The ensuing December days brought to Clyde some pleasing and yet complicating and distur...