laughing-gas

常见例句

EFFECTS OF LAUGHING GAS ON LABOR PAINS AT HIGH ALTITUDE
高海拔地区笑气吸入性分娩镇痛的临床研究
Clinical Study on Inhaling Laughing Gas Applied to Analgesic Labor
笑气吸入用于分娩镇痛的效果观察
Curative Observation on Analgesic Labor with Inhaling Laughing Gas
笑气吸入性分娩镇痛的疗效观察
She made us all laugh with her zany tricks.
她那些滑稽的恶作剧逗得我们都大笑起来。
We are laughing at the clown's silly antics.
我们因小丑笨拙的动作而发笑。
Application of breathing laughing gas patient-controlled analgesia in delivery
笑气吸入式镇痛在分娩中的应用