Con前缀：共同、加强；

Concord/ˈkɑːnkɔːrd/ n. 和谐；和睦等； These states had lived in concord for centuries.

这些国家几个世纪以来一直和睦相处。 Contain/kənˈteɪn/ v. 包含，容纳 The envelope contained a Christmas card. 该信封里装有一张圣诞贺卡片。