period

• It was a period of splendor when civilization took shape .
  它是文明在形成中的灿烂时期。
• Two or more ova are shed during the same heat period .
  在同一发情期排出两个或数个卵子。
• This is frequently noted clinically as a period of diuresis .
  临床上，这常表现为多尿期。
• The modernization of the industry was phased over a period .
  工业现代以20年为一阶段划分。
• He is only away for short periods -- a week at the longest .
  他只是短期外出至多一周。
• The companies have performed well over long periods .
  可是长期以来，这些公司确实成绩斐然。
• This is the most favourable period for travelling in russia .
  眼下是俄国最理想的旅行季节。
• But over a short period there should be no lasting damage .
  但在短期内不会造成长远的损害。
• The earthquakes continued steadily through this period .
  在这段时间内，一直不断地发生地震。
• Bangladesh has passed through a period of critical challenge .
  孟加拉经历了一个严峻的考验。