【sid】
=sed,sess
“to sit” “坐”
|supersede=super+sed v.取代;紧接着···而·到来
super-“在···上面”
eg:Hand tools are superseded by machine.
|sedentary=sed+ary a.久坐的,静坐的
eg:Obesity and sedentary linked with an increased risk of heart disease.
|subside=sub+sid v.平息;沉淀;坐下
sub-表示“在···下面”
eg:Violence has subsided following two days of riots.
【词汇扩展】
dissidence n.异议,意见不同
residence n.住宅;居住
president n.总统
subsidy n.补贴,津贴
insidious a.阴险的;隐伏的
(以上均来自《200个一定要学的英文词根词缀》一书)
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