bulk mail是什么意思_bulk mail的用法_翻译_读音

- 批量邮件
英英释义
Noun:

mail consisting of large numbers of identical items (circulars or advertisements) sent to individual addresses at less than 1st-class rates and paid for in one lot
临近单词

Bulkan bulk bulk mineral materiel bulk conductive glass bulk viscosity of oil bulk effect amplifier bulk-cargo handling bulk amorphous alloys bulk coating holiadys bulk ciphering device bulk liquid chemicals bulk acoustic filters