1. recharge/riː'tʃɑːdʒ/

v. 放松；休息；补充精力；

搭配：recharge one’s batteries

e.g. Spending time in nature offers people an opportunity to recharge their batteries.

e.g. A weekend getaway is perfect to recharge your mind.

e.g. Some people feel tired after social events and need to be alone to recharge.

补充：getaway 短期旅行

n. （精力或状态的）恢复

e.g. A good night’s sleep gives me full recharge.

2. stamina /'stæmɪnə/

n. 持久力;耐力;毅力

搭配：build / improve stamina 增强耐力

run out of stamina 耐力耗尽

e.g. Going hiking outdoors strengthens your stamina and keeps you in good shape.

e.g. The 30-kilometer walk is a test of stamina.

e.g. After climbing for hours, I completely ran out of stamina.

syn. endurance 耐力;忍耐力；

e.g. Hiking regularly helps build endurance.

3. tranquil /'træŋkwɪl/

adj. 平静的;安静的;宁静

e.g. Spending time in a tranquil natural setting helps me unwind and recharge after a hectic week.

e.g. We spent the weekend in a tranquil village by the lake.

n. tranquility 平静

e.g. Natural places are where people enjoy a sense of inner peace and tranquility.

e.g. Tourists are drawn to the island for its natural beauty and tranquility.

4. greenery /'griːn(ə)rɪ/

n.绿色植物;青葱的草木[不可数名词]

e.g. The park is full of greenery and flowers.

e.g. After living in the city for years, I really miss the greenery of the countryside.

e.g. Natural places filled with lush greenery provide a refreshing contrast to the concrete jungle of cities. 

补充：concrete jungle [混凝土丛林(指充斥着现代建筑的区域和城市)]

syn. vegetation  n.植被

e.g. The mountain area is covered with dense vegetation.