两国正在同时进行相似的实验。

___Parallel experiments are being conducted in both countries.

这本日记是通往他称之为“仙境”的一个平行世界的维度入口。

The diary was a dimensional portal to a ___parallel world he called Wonderland.

她职业发展的进步与她日益增长的自信心同步。

Her career progression has shown a ___parallel improvement to her growing confidence.