开始期的英文

• elementary period
• starting period

• 开始:    begin; start; initiate; comm ...
• 期:    designated time
• 保险开始期:    inception of insurance cover
• 初始期:    initial period
• 原始期:    initial stage

例句与用法

1. The effect of the resistor is to introduce a small pedestal voltage on to the integrator output at the beginning of the reference integrate phase
   电阻的效果，是在基准积分阶段的开始期，引入一个小的基本电压到调节器的输出。
2. The results shew that no cortactin was found in unfertilized eggs and the 1 - cell stage embryo ; cortactin appeared after the first cleavage and the blastomeres were highly stained
   在原肠开始期，皮层蛋白的分布出现不对称性，腹侧染色较弱，随发育进行染色。逐渐消夫。