Phagedenic ulcer
[医] 崩蚀性溃疡, 腐离性溃疡
🧩 词语组成解析
[医] 崩蚀性溃疡的, 蚀疮的
ulcer
['ʌlsə]
n. <医>溃疡;腐烂物;道德败坏;
🗣️ 情景例句
I don't envy him his money problems.
我庆幸自己没有他那些金钱的烦恼。
He has a telephone directory.
他有一本电话簿。
As a reasonable guess, they might, on an average, be 100 light years away.
据合理推算，外星人离我们平均距离也有100光年之远