Jim wouldn't exchange his stamp collection for anything.
吉姆不愿用他收集的邮票交换任何东西。
Data security - data security refers to the data in the collection, transmission, storage, exchange process, non accidental or malicious reasons for damage, change, disclosure.
数据安全——数据安全是指数据在采集、传输、存储、交换过程中,非偶然或者恶意原因而遭受破坏、更改、泄露。
But because of the nature of the remittance and collection are of commercial credit, must be risked for exporters large foreign exchange risks.
但是因为汇付与托收的性质都是属于商业信用,对于出口商来说必须要冒着较大的收汇风险。
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