能量

一个成长中的孩子如果没有充足的能量，可能需要药物治疗。

yī ge chéng zhǎng zhòng dì hái zi rú guǒ méi yǒu chōng zú de néng liàng， kě néng xū yào yào wù zhì liáo。

A growing child who doesn't seem to have much energy perhaps needs medical attention.