yī / tuō / mǐ / zhǐ / shì / yì / zhǒng / xū / yào / zài / yī / shēng / zhǐ / dǎo / xià / shǐ / yòng / de / má / zuì / yào依托咪酯是一种需要在医生指导下使用的麻醉药。Etomidate is an anesthetic that should be used under medical supervision.