You need enough mental and psychic energy to maintain control over the projection and not slip into the dream state.

你需要足够的精神的和心灵的能量以维持对投射的控制，并且不能滑入睡梦状态。

youdao

The architectural design is an extremely laborious work, I must maintain the enough energy, therefore, I can make some movements in the spare time to relax oneself , for example jogs.

建筑设计是一项非常辛苦的工作，我必须保持足够的精力，因此，在业余时间我会做一些运动放松自己，例如跑步。

youdao

Intake of 50%-60% carbohydrate could be used to maintain the need of exercise intensity, which could provide enough energy for the synthesis of protein.

碳水化合物的摄入可以用来维持运动强度的需要，为蛋白质的合成提供足够的能量。

youdao

If your day job is the means to cash flow for your business, then the advantage of being able to stop at good enough is very clear: you save your energy for your side business, but you still do enough on the job to maintain it.

FORBES: Let Go Of Perfectionism: Balancing A Job and A Side Business, Part 2