Ulcera
[医] 溃疡
🗣️ 情景例句
Mr. Maxwell?
您是Maxwell先生吗？
Eat to please thyself, but dress to please others.
吃是使自己受用，穿是使别人受用。
although what impression any other civilization would thus get from us is best left unsaid.
至于其他文明行星对我们地球会有什么印象，还是不说为好。