小朋友总是精力充沛。

Xiǎopéngyou zǒng shì jīnglì chōngpèi.

Kids are always full of energy.

爸爸把大量时间和精力都投放于工作中。

Bàba bǎ dàliàng shíjiān hé jīnglì dōu tóufàng yú gōngzuò zhōng.

Dad puts a lot of time and energy into his work.

学习需要投入大量的精力。

Xuéxí xūyào tóurù dàliàng de jīnglì.

Learning requires a great deal of energy.