For example, several months after listening to an informative speech, Pete Gentry in North Carolina rescued his brother who is choking on food, by using the method taught by student speaker, Julie Paris.
出自-2010年12月听力原文
He saved the life of his brother choking on food
出自-2010年12月听力原文
柯林斯高阶英汉双解学习词典释义
V-ERG
(使)噎住;(使)哽住;(使)卡住
When you choke or when something chokes you, you cannot breathe properly or get enough air into your lungs.