Heads you win, tails I lose This is especially so when compared to such specialties as internal medicine or ENT, where there is no need for cutting or gore. Not only is surgery physically demanding and a bloody mess, it includes a number of hidden pitfalls.
尤其和不需動刀、較少見血的內科或耳鼻喉科比起來，外科除了需要更大的體力、面對血淋淋的場面外，還有許多潛在的危機。