Vietnam made an official request that the meeting be postponed.

越南已经正式请求将会议推迟。

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Any official receipt will not be issued unless on request.

除非客户事先提出，本公司并不会发出正式的现金收据。

youdao

Any official receipt will not be issued unless on request.

除非客户事先提出，本公司并不会发出正式的现金收据。

youdao