点击下方单词,选择对的这个单词
形容词
1. 慵懒的;没精打采的;懒洋洋的If you are lethargic, you do not have much energy or enthusiasm.
1. deficient in alertness or activity
e.g. bullfrogs became lethargic with the first cold nights
Synonym: unenrgetic
多通过句子记忆单词,而不是单独死记硬背。