並前往https://books.google.com.tw/books?id=aiAFUoPZhb4C&pg=PA208&lpg=PA208&dq=Muscle+and+strength+ptt&source=bl&ots=1muCYdgpW_&sig=ACfU3U2JdmS3As8E8HanUOQwxuC6QER_xQ&hl=zh-TW&sa=X&ved=2ahUKEwjkppP04_D9AhU1gVYBHWFlB44Q6AF6BAgZEAM