Crna
abbr. 持证注册护理麻醉师（certified registered nurse anesthetist）；胸部放射性核素血管造影术（chest radionuclide angiography）
🗣️ 情景例句
There are many natural catastroophes occurring in nature.
自然界里有很多自然灾害发生。
Life is short and time is fleeting.
人生短暂，光阴易逝。
My old friend, Harrison, had lived in the Mediterranean for many years before he returned to England.
我的老朋友哈里森在回到英国以前曾多年居住在地中海地区。