Ulcus
溃疡
🗣️ 情景例句
I guess you do have two career opportunities
我想你的确是有两个事业机会
Americans are hight mobile, and therefore may find it difficult to became deeply involued with other.
美国人的流动性，大，因此你会发现和他人深交很难。
Latham made another attempt a week later and got within half a mile of Dover, but he was unlucky again.
莱瑟姆一周以后也作了一次尝试，飞到离多佛不到半英里的地方。