Portiones
[医] 部, 部分
🗣️ 情景例句
You must develop the muscles of your speech organs to produce unfamiliar sounds.
所以你必须训练和发展你的发音器官（声带、舌、口、鼻腔等）的肌肉，以便发出陌生的（另外一种语言）声音。
I deeply regret my thoughtlessness.
我深为反省自己的轻率。
A Frenchman, for instance, might find it hard to laugh at a Russian joke.
譬如，法国人听完一则俄国笑话可能很难发笑。