contact start stop

例句：

1. 1. We need to contact the customer servicedepartment for assistance.
   我们需要联系客服部门寻求帮助。
2. 2. The two countries have been in contactsince the outbreak of the pandemic.
   自疫情爆发以来，这两个国家一直保持联系。
3. 3. Thenew technology allows for easier contact between peoplefrom different parts of the world.
   这项新技术使得来自世界各地的人们之间的联系更加便捷。