Saccus vitellinus
[医] 卵黄囊
🧩 词语组成解析
囊
🗣️ 情景例句
Don't mention it.
没事儿。
I'm the healthiest pupil in my team.
我是我的那一队伍中最健康的学生。
Back at the hive they watched the wagging dance closely.
他们回到蜂箱旁，仔细观察摇摆舞。