🧩 词语组成解析
old
[old]
adj. 老的;古老的;以前的;（用于指称被替代的东西）原来的;
n. 古时;
world
[wɝld]
n. 世界;地球;领域;尘世;
beaver
[['bi:və]]
n. 海狸(毛皮)\\n[机] 轻型及中型飞机加油
🗣️ 情景例句
What classes are mandatory for your major?
你的专业什么课是必修的？
Donald has become incensed at his friends for being so unkind.
唐纳德因为他的朋友太不客气，所以被激怒了。
Hello, Jim! May I ask you some questions?
你好，吉姆！我可以问一问题吗？