Pectus carinatum
[医] 鸡胸
🧩 词语组成解析
[医] 胸
🗣️ 情景例句
It's about the size of the United States, but it has a population of only 16.5 million.
它和美国一般大，但人口却只有一千六百五十万。
How much of a volume discount are you prepared to offer?
总折扣你们准备提供多少？
It's a bike.
一辆自行车。