农业科学
(马的)肺气肿病(= heaves)
医药科学
肺气肿;气肿
Viewers are shown close-ups of a healthy lung next to a blackened emphysemic lung, and the loop of a transplant scar that runs under Ms Laffin's arm and across her back.
ECONOMIST: The anti-smoking campaign
英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。