在胚胎阶段，在萌芽阶段；尚未成熟
developing and not yet complete
The department's plans for enlargement are still in embryo. 这个系的扩建计划仍在酝酿之中。
He was on his way to becoming a successful businessman, perhaps even a tycoon in embryo.
In that statement we hear, in embryo, his chilling political strategy.
During the 1960s she was primarily a stage actress, her film career still in embryo.
The nations of modern Europe existed in embryo by the end of the first millennium.
See also: embryo