用postage certificate造句子，“postage certificate”造句
來源：國語幫 9.34K
The following postage certificates which the competent department of postal services under the State Council has announced as withdrawn from usage shall not be used.
The payment of postage on various postal materials shall be indicated by postage certificates or by postmarks showing postage paid.
The postage certificates which have been postmarked or cancelled shall not be used.
