Usefulness（['ju:sfulnis]）：n. - 完整释义与助记

✅ 同义词

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

incompetence ineffectiveness otiosity pointlessness unusefulness fruitlessness futility

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.

Well, do we have a date?

怎样，我们算是约定了吗？

It will come to me.

我会想起来的。

Time is more valuable than money.

时间比金钱宝贵。

更多情景英语 ›

herr n. （德）先生；德国绅士

waft vt.& vi. 吹送，飘送;使飘荡;漂浮; n. 一股;一阵微风;飘荡;风信旗;

humidity n. （空气中的）湿度;潮湿，高温潮湿;湿热;[物]湿度;

summarize vt. 总结，概述;

uncouth adj. 粗野的;（生活等）不文明的;不舒适的;<古>不知道的;

vomit vt.& vi. 呕吐;大量喷出; n. 呕吐，呕吐物;催吐剂;

wintry a. 如冬的, 寒冷的, 冬的, 冷淡的

contemptuous adj. 蔑视的，鄙视的;

stamen n. 雄蕊, 雄性花蕊\\n[医] 雄蕊

equity n. 公平;公道;公正裁决;公平合理（或公正）的事; adj. 股票的;股市的;

appreciative adj. 感激的;有欣赏力的;表示赞赏的;

peacefully adv. 平静地

U. S. D.

unbearably

undereducated

underperforms

unhygienic

unknowns

unscathed 'ʌn'skeiðd

unzipp