💡 词根助记

super超过，过度+flu流+ous形容词后缀→流出太多→多余的

📝 例句

He had already been told, so our comments were superfluous.
他已被告知,所以我们的评论是多余的。
The introductory style seemed a little superfluous.
这种客套未免有点儿多余。
It may be superfluous to say that...
说…也许是多余的。
In writing telegrams, omit superfluous words.
写电报稿要省去不必要的字。
Repack all the superfluous cups in the box.
把多馀的杯子都重新装入箱中.

🌱 联想助记

【记】super-前缀“过度、过多”,flu-词根“流”,ous-形缀:流量过多的

✅ 同义词

needless sumptuary unnecessary unrequired

🔴 反义词

indispensable inevitable mandatory needful obligatory obliged preemptive priority required requisite

🔤 词根

流动
-flu-表示“流动”

📖 牛津释义

superfluous adj more than is needed or wanted 过多的; 过剩的; 多余的; 不必要的 Repack all the superfluous cups in the box. 把多余的杯子都重新装入箱中. The crowd was so well-behaved that the police presence was superfluous. 群众秩序良好, 警方在场并无必要. That remark was superfluous, ie It should not have been made, eg because it contributed nothing or was offensive. 那样的话多余说. They were only interested in each other, so I felt rather superfluous, ie felt that I shouldn't be there. 他们只是意在对方, 所以我自觉多余在场.

🎯 考研助记

super+flu流＋ous→流出太多

🔁 扩展释义

*[sju'pә:fluәs]a. 多余的, 过剩的

🌿 同词根单词

floodplain n. 泛滥平原，涝原，漫滩;
futility n. 无益;无效;无益的事;无效果的行动;
refuse v. 拒绝;回绝;推却; n. 废弃物;垃圾;
refute vt. 驳斥，驳倒;否认真实性;
confuse vt. 使困窘;使混乱;使困惑;使更难于理解; vi. 使糊涂;
diffuse adj. 四散的;散开的;冗长的;累赘的; vi. 传播;四散; vt. 漫射;发散;弥漫;舒缓;

📖 同为「博士」词汇

radio n. 无线电;收音机;无线电广播台;无线电收发报机; vt.& vi. 用无线电发送讯息;作无线电广播;用X射线拍照;
pronoun n. <语>代词;
peep v. 窥视，偷看;（小鸟等）唧唧地叫;（从隐蔽处）出现; n. 窥视;唧唧声;隐现;慢慢露出;
user n. 用户，使用者;吸毒成瘾者;
pact n. 条约，公约;公约;
simply adv. 简单地，朴素地;（引出概括或解释）不过，仅仅;简直;<非正>实在;
vinegar n. 醋;乖戾，尖酸刻薄;<口>充沛的精力;
disgust n. 反感，厌恶，嫌恶; vt. 使反感，厌恶;
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🗣️ 情景例句

OK, Daddy.
好的 ，爸爸。
To climb stairs
爬楼梯
So far as I know you shouldn't have any problems there.
就我所知，你在那里不会有什么问题的。
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📊 同为高级词汇

upwards adv. 向上地，上升地;在上面，向上头;
perplexity n. 困惑, 混乱状态, 使人困惑的事物
bald adj. 秃头的;单调的，枯燥的;光秃的;赤裸裸的，毫无掩饰的;
marshal n. 元帅;典礼官;执法官;消防局长; vt. 整理，排列，集结; vi. 排列;编队;
shack n. 窝棚，简陋的小屋;<俚>无线电收发室;<美>游民;驽马，废马; vi. 未婚而同居;居住，暂住;<口>追到，拣起并把（球）丢回去;
ancestral adj. 祖先的;与祖先有关的;祖宗传下的;
Nottingham n. 诺丁汉郡(英格兰郡名), 诺丁汉市
merriment n. 欢喜, 嬉戏
absurdity n. 荒谬, 悖理, 荒谬的言行
Venetian a. 威尼斯的\\nn. 威尼斯人
profoundly adv. 深深地;深切地;深刻地;极度地;
sincerity n. 真挚，诚心诚意，诚意;笃实;襟怀坦白;愫;
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🔤 更多 S 开头的单词

satinwood tree
schooltime
sensing tape
side frequency
single electrode potential
source code instruction
standard charter
stocker
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