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
What are you doing up this late?
这么晚了你还没睡在做什么？
Have you been busy with schoolwork?
学校的功课很忙吗？
Considering how recent these developments are, it is even more remarkable that as long ago as the 1960s, an Englishman, Leon Bagrit, was able to predict some of the uses of computers which we know today.
想一想这些发展的时间多么短，就更觉得英国人莱昂。巴格瑞特有着非凡的能力。他在60年代就能预言我们今天知道的计算机的一些用途。