Castorin
海狸香素
🗣️ 情景例句
You should use 'officer' to address a policeman.
你应该用 'officer' 来称呼警察。
Set a beggar on horseback and he'll ride to the devil.
小人得意，忘乎所以。
The doctor said he could do nothing to help him.
医生说他对此无能为力。