Usefulness

[ ['ju:sfulnis] ]
第5级 其它 Other
n. 有用, 有益\\n[经] 有用, 有用性

✅ 同义词

helpfulness profitableness purposefulness service serviceability serviceableness stead subservience subserviency usability utility workability

🔴 反义词

incompetence ineffectiveness otiosity pointlessness unusefulness fruitlessness futility

📖 牛津释义

usefulness n[U]: The old car has outlived its usefulness, ie is no longer useful or worth keeping. 这辆旧汽车已经不能用了.

🗣️ 情景例句

Well, we do too, Ellen.
嗯， 我们也需要，Ellen。
My boyfriend is against me going too.
我的男朋友也反对我去。
Not at all.
不用谢。
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📊 同为专业词汇

immunity n. 免除，豁免;免疫力;
expulsion n. 驱逐;开除;排出;喷出;
compulsion n. 强迫;强制;冲动;打动人的力量;
gratification n. 令人满足的事(或物), 满足, 喜悦\\n[医] 愿望满足, 满意
victual n. 食物\\nvt. 供应食物给\\nvi. 吃, 贮藏食品
wintry a. 如冬的, 寒冷的, 冬的, 冷淡的
therefor adv. 为此, 因之
rebuff n. 断然拒绝;挫败; vt. 断然拒绝;阻碍;
wick n. 蜡烛芯;（油灯的）灯芯;<英俚>不断烦扰某人;激怒某人;
indemnity n. 赔偿;保障;赔偿金;
applied adj. （尤指某种科学）应用的，实用的; v. 应用( apply的过去式和过去分词 );[apply oneself]使（自己）致力于;[apply oneself]使从事于;使接触;
rudely adv. 无礼地, 粗鲁地, 粗陋地
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🔤 更多 U 开头的单词

ultra-short time film evaporator
unappropriated earned surplus
under a strain
undigested
uniform channel
unmannerliness
unrespectable
uprighted
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