ampoule (US also ampule)

n (medical 医) small sealed container holding a liquid, esp for injections 安瓿（装液体的密封小瓶, 尤指注射针剂）.

amortize, amortise, amount, amount to, amour, amour propre, amp, amperage, ampere, ampersand, amphetamine, amphi-, amphibian, amphibious, amphitheatre (US -ter), ample, amplification, amplifier, amplify, amplitude, amply, amputate, amputation, amuck, amulet, amuse, amused, amusement, amusing, an, anachronism, anachronistic, anaconda, anaemia (US anemia), anaemic (US anemic), anaerobic, anaesthesia, anaesthetic (US anesthetic), anaesthetics, anaesthetist (US anesthetist), anaesthetize, -ise (US anesthetize),