Usefulness 的意思·音标·同义词·词根助记

✅ 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.

Australia is a unique country.

澳大利亚是世上独一无二的国家。

Money is a good servant but a bad master.

要做金钱的主人，莫作金钱的奴隶。

I'd like to see that too.

我也想去看看。

更多情景英语 ›

adoration n. 崇拜, 爱慕

cistern n. 蓄水池，储水箱;地下储水池;

malicious adj. 恶意的，有敌意的;蓄意的;预谋的;存心不良的;

discredit vt. 使不可置信;使被怀疑;败坏…的名声;拒绝相信; n. 丧失名誉，名声;不信，怀疑;败坏名声的人或事;耻辱;

juicy adj. 多汁的;有趣的;刺激性强的;报酬多的;

sprite n. 小妖, 小鬼, 妖精\\n[计] 子图形; 子画面

respecting prep. 关于, 鉴于

nag vt. 不断找岔，抱怨;困扰，折磨; vi. 叱责，抱怨;困扰，焦虑; n. 挑剔的人;马，老马;

familiarity n. 熟悉;通晓;认识;友好随便;

espy vt. 看出, 望见, 发现

sag vi. 下垂;消沉;下跌;[航]漂向下风向; vt. 使…下垂; n. 下垂的动作或事例;下垂度;下沉地带;下跌;

inflate vt.& vi. 使充气（于轮胎、气球等）;（使）膨胀;（使）通货膨胀;物价上涨;

ugg

unartistic

under pain of debath

undraped

unguentum zinci oxidi

univariant system

unsoundness

upper bound symbol