Mesobronchus
中支气管
🗣️ 情景例句
So I know.
所以我了解这些。
The first step to virtue is to abstrain from vice.
不作恶是走向美德的第一步。
Armed with the right tools and materials, newlyweds gaily embark on the task of decorating their own homes.
新婚夫妇找来合适的工具和材料，喜气洋洋地开始布置新房。