https://online2.tingclass.net/lesson/shi0529/0009/9907/725.mp3
https://image.tingclass.net/statics/js/2012
single-minded 專心致志的，一心一意的，心無旁騖的
After Mike made a decision, he would be very single-minded.
麥克一旦下定決心就會心無旁騖。
Lucy is very single-minded about her career.
露西一心專注于自己的事業(yè)。
