monophonic[ˌmɔnəˈfɔnik]

adj.单频道的n.单音键盘

• ear
• early
• earn
• earnest
• earnings
• earth
• earthenware
• earthquake
• ease
• easily
• east
• easter
• eastern
• eastward
• eastwards
• easy
• easygoing
• eat
• eccentric
• echo
• eclipse
• ecological
• ecology
• economic
• economical