co

co

pref. 共同, 一起, 联合
abbr. 公司（=company）
abbr. 郡, 县（=county）
abbr. 指挥官（=Commanding Officer）

例句与用法：

I can refer you to the well- know firm of smith co. of your city, as to my character and stand.

对于本人的性格及信用状况，建议您向贵市著名的史密斯公司查询为荷。

Chiyoda Mutual Life Insurance Co.

千代田寿险公司(日本)

Mr. black of the Electronic Co. has just rung up saying that he will come to see you this Friday morning.

电子公司的布莱克先生刚才来电话说，他本周五上午来看您。

Mr. smith co., of your city, desire to open an account with us, and have give us your name as a reference.

贵市史密斯公司希望与本公司开展交易，指定贵处为信用出证人。

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abbr.

1. =crossover

2. =cutoff

3. =cutout

4. =carbon monoxide 【化】一氧化碳

5. =cardiac output 【医】心输出量

6. =coenzyme