facing challenge的用法和樣例：
例句
- But he also said China faced challenges in the fight against infectious diseases.
但是他也說，中國在防禦傳染病疾病方面同樣面臨挑戰。 - Overseas, the company faces a challenge adapting its cars to satisfy environmentally conscious governments, particularly in Europe.
雙龍在海外面臨挑戰，需要改進車型，滿足關注環保的外國政府，尤其是歐洲。
