1. Team A trailed the game by as many as 20 points at halftime, but ended up winning the game.2. So far Utah Jazz trail two games to nothing in the championship series.3. Our coach gave us a pep talk when we were down by 1 point, and we won the game.4. They're down by one point with only three seconds left in the game.5. Your son is falling behind in class. Has anything happened to him recently?6. The country is behind in terms of technology. or an underdeveloped country
 down by fall behind behindtrail 跟 down by 都很常用，後面可加上 by + 落後的分數.trail two games to nothing = 落後兩場比賽fall behind 用在成績或績效等等. 形容國家落後可以用 underdeveloped.
1. 當我們落後一分時教練給了我們一個激勵的演說, 最後我們贏得比賽.2. 你的兒子成績落後不少,最近他有發生甚麼事情嗎?3. 一個落後的國家
I tried to explain how the software works to my dad, but he is sow on the uptake.