conserve for的意思|示意

The factories have closed for the weekend to conserve energy.

这些工厂在那个周末关了厂以节省能源。

Sometime in mid-February, the rover will not have the energy to move and will have to conserve its resources for its heaters and survival.

等到二月中旬的时候，勇气号的能量将不足以提供其驱动力。 那时它就不得不保存能量，进入“冬眠”状态。

This policy is intended to conserve energy for more important challenges, but getting knocked out does appear to be dispiriting.

这种政策意在为重要比赛保存体力，但出局确实不是什么开心事。