Hard ulcer
[医] 下疳
🧩 词语组成解析
hard
[hɑrd]
adj. 困难的;硬的;有力的;努力的;
adv. 努力地;猛力地;严重地;沉重地;
n. 英〉硬海滩，登陆处;
ulcer
['ʌlsə]
n. <医>溃疡;腐烂物;道德败坏;
🗣️ 情景例句
Sounds good. I'll be there at 7.
很好。我7点会到。
A man knows his companion in a long journey and a little inn.
路遥知马力，日久见人心。
Were you in San Francisco at the time of the big earthquake in 1989?
1989年旧金山大地震时，你在那儿吗？