双语例句

• They crossed the frontier at dawn.

  他们在黎明时分越过了边境。

• They established a new settlement near the frontier.

  他们在边境附近建立了一个新的定居点。

• The frontier defence forces protect national security.

  边防部队保护国家安全。

• The frontier between the two countries is heavily guarded.

  两国的边境戒备森严。

• The frontier town was bustling with traders and travelers.

  边境小镇熙熙攘攘，充满了商人和旅行者。