Slipping patella
[医] 移位髌
🧩 词语组成解析
[经] 不严重的价格下跌
n. 膝盖骨, 髌骨\\n[医] 髌, 膝盖骨; 吸跗节(昆虫)
🗣️ 情景例句
What is it?
怎么回事
He went to the post office to mail a letter.
他去了邮局寄信。
for five of her sixteen watertight compartments had already been flooded!
16个密封舱已有5个进水。