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
It has a full basement,
全地下室，
Friends are like fiddle-strings,they must not be screwed too tight.
朋友有如琴弦，不能上的太紧。
The drunk, however, seemed quite sure of himself.
当公牛逼近他时，他踉跄地住旁边一闪，牛扑空了。