The s train is not only physical, there’s also the psychological burden.

细究起来，这种吃力不仅是体力上的，更主要的是心理上的。

youdao

We can not only physical exercise, but also to protect our environment.

我们不仅仅能锻炼身体，也能保护我们的环境。

youdao

This sense of safety is not only physical, but also psychological and mental.

这种安全意识不仅是生理上的安全，而且是心理上和精神上的安全。

youdao

"It's not only physical care the old need, " she explains.

CNN: Alone in the Big City

While it will probably take at least another 20 years before Zubrin -- or anyone else for that matter -- makes it to the Martian surface, NASA and other space agencies are already drawing up plans for a voyage that will present astronauts not only with physical but also psychological challenges never faced by humans before.

CNN: Mars on the brain? Red Planet pioneers to face cosmic mind trip

Not only do these physical meetups provide members with a dose of collective oxytocin, but they feed a vital feedback cycle for the company that any tech startup would covet.

FORBES: Weight Watchers 360: Mobile Apps Can Break Hard Habits With Easy-to-Follow Steps