https://online2.tingclass.net/lesson/shi0529/0009/9857/deficiency.mp3
https://image.tingclass.net/statics/js/2012
今天我們要學(xué)的詞是 deficiency. [d??f??nsi]
Deficiency 名詞,意思是欠缺,缺陷。
一項(xiàng)最新研究發(fā)現(xiàn),
People who suffer from a Vitamin D deficiency are at a higher risk for developing high blood pressure.
患維生素D缺乏癥的人更容易得高血壓。
Each year, Vitamin A deficiencies cause 300,000 children worldwide to go blind.
維他命A缺乏癥每年都會在全球造成30萬個孩子失明。