Corroding ulcer
[医] 侵蚀性溃疡
🧩 词语组成解析
[建] 腐蚀
ulcer
['ʌlsə]
n. <医>溃疡;腐烂物;道德败坏;
🗣️ 情景例句
What time is it, anyway?
几点了，顺便问一下。
Which country do you come from?
你从哪一个国家来？
they aroused great interest at the time, they had important theoretical consequences,
这些观察在当时引起了人们极大的兴趣，具有重要的理论意义，