c o ngress 代表大会
c o nnect 连接
c o vering 覆盖物
c o vert 隐蔽的
C O CARE OF 转交
c o mely 标致的
C O CERTIFICATE OF ORIGIN 现金交货
c o vered 有盖的
C-O 切断 ; 碳 ; 碳水化合物氧化率 ; 循环执行历史命令
You write c/o before an address on an envelope when you are sending it to someone who is staying or working at that address, often for only a short time. c/o is an abbreviation for "care of." 请转交
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