childhood：幼年，童年，孩童时期

词根词缀：child儿童 + -hood名词词尾,表示身份,资格

• electroconvulsive therapy
• electrocute
• electrode
• electrodynamics
• electroencephalogram
• electroless nickle p
• electrolysis
• electromagnet
• electron
• electronic
• electronics
• electropathy
• electroplate
• electrostatic
• elegance
• elegant
• elegy
• element
• elemental
• elementary
• elephant
• elephantiasis
• elevate
• elevated
• elevation