動詞 coexist:

1. coexist peacefully, as of nations
2. exist together

1. Our foreign policy is to coexist with other countries.
   我們的外交政策是和其它國家和平共處。
2. The capitalist countries have to coexist with the socialist countries peacefully.
   資本主義國家不得不與社會主義國家和平共處。
3. Now it is generally accepted that the countries with different social systems can coexist peacefully.
   ＂現(xiàn)在一般都承認，不同社會制度的國家可以和平共處。＂

co.ex.ist

v.intr.（不及物動詞）
co.ex.ist.ed,co.ex.ist.ing,co.ex.ists
To exist together, at the same time, or in the same place.
共存：在同一時間或在同一地方生存在一起
To live in peace with another or others despite differences, especially as a matter of policy:
和平共處：擱置爭議與其他人和平地生活，尤指在政策問題上：
例句：
.recognize and accept, as every President in the nuclear age has, that this means coexisting with the Soviet Union.(McGeorge Bundy)
.如核時代每個總統(tǒng)所具有的，認識和接受這意味著與蘇聯(lián)和平共存.(麥喬治·邦迪)

【引伸】
co.exis.tence
n.（名詞）
co.exis.tent
adj.（形容詞）