Concealed ulcer
[医] 隐蔽性溃疡
🧩 词语组成解析
concealed
[[kən'si:ld]]
a. 隐蔽的, 隐匿的
ulcer
['ʌlsə]
n. <医>溃疡;腐烂物;道德败坏;
🗣️ 情景例句
Show.
Show。
He is a promising young man.
他是个有出息的年轻人。[分词作定语]
Don't look out of the window concentrate on your work.
别看窗外，专心工作。