Although USCIS does not charge a fee for this form, the Department of State does charge a fee of $70 when the Affidavit of Support is reviewed domestically.是什么意思_Although USCIS does not charge a fee for this form, the Department of State does charge a fee of $70 when the Affidavit of Support is reviewed domestically.在线翻译_英语_读音_用法_例句