Welander's ulcer
[医] 魏兰德氏溃疡, 性病样溃疡
🧩 词语组成解析
ulcer
['ʌlsə]
n. <医>溃疡;腐烂物;道德败坏;
🗣️ 情景例句
and use their talents.
贡献他们的才能。
Do you have any goods to declare for customs?
你有任何物品要在海关呈报吗？
Can his machine fly?
他的机器能飞吗？