Tanner's ulcer
[医] 制革者溃疡, 铬毒性溃疡
🧩 词语组成解析
ulcer
['ʌlsə]
n. <医>溃疡;腐烂物;道德败坏;
🗣️ 情景例句
Hi, Frank.
嗨， Frank。
The spacecraft is scheduled to arrive at Saturn next year.
太空船预定明年到达土星。
It was j-223,just double the second item.
j-223第二项的订量要加倍。