並前往https://books.google.com.tw/books?id=WSZ-EAAAQBAJ&pg=PA4&lpg=PA4&dq=FOCUS+%E9%81%99%E6%8E%A7%E5%99%A8%E9%9B%BB%E6%B1%A0&source=bl&ots=OAK2ZB5Sy-&sig=ACfU3U2F3Rv3FgbNQoLTE7J8MSpqKBWzaQ&hl=zh-TW&sa=X&ved=2ahUKEwiT_I6TsNb9AhUXSDABHUUGBDgQ6AF6BQiLARAD