In the secondstage, Doctor Bastian separated the dolphins into two tanks.
在第二阶段，巴斯蒂安医生把海豚分开在两个容器里。
2
The secondstage is to study the opportunities which are available for employment.
第二阶段是研究就业机会。
3
It was only when the hull was hanging freely from the lifting frame, clear of the seabed and the suction effect of the surrounding mud, that the salvage operation progressed to the secondstage.