Sterna
胸, 胸骨
🗣️ 情景例句
Excuse me, May I have everyone's attention, please?
对不起，请大家听我说。
I'm looking for a part time job.
我正在找兼职工作。
Which may keep company with the vessel for an hour without visible or more than occasional movement of wing.
它们随船飞行一小时也难得见其扇动一下翅膀。