並前往https://books.google.com.tw/books?id=hRF4EAAAQBAJ&pg=PA117&lpg=PA117&dq=focus+active%E5%AF%A6%E9%9A%9B%E6%B2%B9%E8%80%97&source=bl&ots=-7FxxWboQF&sig=ACfU3U0O_SwXiv8HyubTOF4wwh_qvWp_oQ&hl=zh-TW&sa=X&ved=2ahUKEwibh6G4iPSAAxVBaPUHHSfCDRoQ6AF6BAhsEAM