marigraph：(记录潮汐的)自动记潮仪 

词根词缀： -mar-海 + -i- + -graph-写,画

• electrostatic
• elegance
• elegant
• elegy
• element
• elemental
• elementary
• elephant
• elephantiasis
• elevate
• elevated
• elevation
• elevator
• eleven
• elevenses
• eleventh hour
• elf
• elfin
• elicit
• elide
• eligible
• eliminate
• eliminator
• elision
• elite