Conjunctival sac
[医] 结膜囊
🧩 词语组成解析
[医] 结膜的
sac
[sæk]
n. （动植物组织中的）囊，液囊;
abbr. 缩写 = (US) Strategic Air Command 战略空军司令部。;
🗣️ 情景例句
as well as the younger people of Riverdale.
和年轻人服务。
It's been a long time.
好久不见了。
Hold on for a moment, please. I'm sorry he isn't here right now. May I help you?
请稍等一下。对不起，他现在不在这里。我能帮您的忙吗？