💡 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

May I speak to the head of the household?
我可以请户主听电话吗？
How long will it take you to have it made?
你要多少天才能把它做好？
Shut up!
闭嘴！
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📊 同为高级词汇

turbulent adj. 骚乱的，混乱的;激流的，湍流的;吵闹的;强横的;
Arkansas n. 阿肯色州
temperance n. 节制（尤指饮食），节欲;戒酒;
superb adj. 极好的;华丽的;丰盛的，豪华的;杰出的;
quail n. 鹌鹑;鹌鹑肉;<美俚>女大学生; vi. 沮丧;畏缩，胆怯;感到恐惧; vt. 使沮丧;使畏缩;
foresee vt. 预知，预见;有先见之明;
sprout vi. 发芽;抽芽; vt. 使发芽;使生长; n. 幼芽，新梢;[植]球芽甘蓝;幼苗状物，年轻人;美俚〉后代;
valiant adj. 勇敢的，英勇的;坚定的; n. 勇敢的人，勇士;
sill n. 窗台（板）;门槛;[地]岩床，海底山脊，平巷底;
similarly adv. 相似地;类似地;
bacteria n. 细菌(bacterium的名词复数);
bus n. 公共汽车，巴士，客机;（口）汽车，机器脚踏车，飞机;[计]（电脑的）总线;[电]信息转移通路，悔流条，母线; vt. 用公共汽车运送; vi. 乘公共汽车;打杂工;
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🔤 更多 S 开头的单词

salal
secular stagnation
semiorbicalar
silver arsenate
smugger
soft loan
standard waveform
striking circle
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