Ballonets
n. 升降气袋；小气囊
🗣️ 情景例句
He never drinks except on special occasions.
除非在特别场合，他从不喝酒。
Thank you for inviting me.
谢谢你邀请我。
Han Meimei, please look after the twins today.
韩梅梅，今天请照顾两姐妹。