contact electrode process for sodium

例句：

1. 1. The scientist contacted the teamto discuss their findings.
   科学家与团队联系讨论他们的发现。
2. 2. The two countries have along history of contact.
   这两个国家有着悠久的联系历史。
3. 3. The teacher asked the students tocontact each other during the break.
   老师要求学生们在休息时间互相联系。