22% survived with good brain ability. only 10% of the victims treated with traditional CPR survived with good brain ability, the American Heart Association? changed its guidelines for CPR? chest presses in 2005.
三個句子讀下來很有難度，特別像survived前后兩個咬唇音，還是有點不習慣，要反復練習姐直。
感覺比之前有點進步研侣。小喜悅中陶贼。
累計練習半小時
