Retrosternal
a. [解][医]胸骨后的
🗣️ 情景例句
You may accept this draft by signing.
请你们签字"承兑。
This is a profitable transaction.
这是一笔有利可图的交易。
Early next morning, she heard planes passing overhead and wondered how she could send a signal.
第二天一大早，她听到头顶上有飞机飞过，但不知道怎样才能发个信号。