population center的用法和樣例：
例句
- Accessibility to major population centers and thoroughfares is most desirable.
接近於人口中心或街道是最好的。 - President Bush said federal and local officials will not only focus on population centers like Cedar Rapids, but will also reach out to smaller towns affected by the flood.
布希總統說，聯邦和地方官員不僅把救災重點放在錫達拉皮茲這樣的人口中心，他們也會兼顧受洪災的那些小城鎮。
