I've had a very unproductive day.我这一天什么事都没干成。Research workers are well aware that much of their time and effort is unproductive.研究人员很清楚，他们的很多时间和精力全都是白费。...increasingly unproductive land.越来越贫瘠的土地One quarter of the co...

Sydney Carton , idlest and most unpromising of men, was Stryver's great ally.西得尼·卡尔登,最懒散和最无望的人, 是史曲勒孚的大盟友.In fact, his business career had distinctly unpromising beginnings...事实上，他的经商生涯从初期就明显前景暗淡。You always say that...

chlorfenpropmethyl的音标：chlorfenpropmethyl的英式发音音标为：[klɔ:fenp'rɒpmeðɪl]chlorfenpropmethyl的美式发音音标为：[klɔfenp'rɒpmeðɪl]...

Self pats MM, you all are be art but unprocessed after 90!90后自拍MM, 你们都是为艺术而生的!Feed and unprocessed raw agricultural, forestry, fishing and livestock products, and by - products .饲料及未经加工之生鲜农 、 林 、 渔、牧产物 、 副产物.Industry: tr...

苯丙哌林...

[医]恩普氨酯，环己氨甲酸二苯丙炔酯：抗肿瘤药，C22H23NO2...

He actualizes his own unprecedented uniqueness and appreciates the uniqueness of others.他必须充分发挥自己巨大的个性潜能,并懂得赞赏他人的与众不同之处.Each home boasts an unprecedented level of quality throughout.每家的质量都堪称一流。The air crash caused an unp...

unprocessed的音标：unprocessed的英式发音音标为：[ʌn'prəʊsest]unprocessed的美式发音音标为：[ʌn'proʊsest]...

abbr.neutral protease 中性蛋白酶，night press rate 夜间新闻收视率...

艾芬地尔...

adv.空前地...

Exposure of unprotected skin to the sun carries the risk of developing skin cancer...皮肤没有采取任何防晒措施就在太阳下曝晒的话有得皮肤癌的危险。This leaves fertile soil unprotected and prone to erosion.这会让肥沃的土壤暴露在外，使其容易受到侵蚀。You are playing Russian r...

恩前列素...

桂丙齐特...

unprocessed liquid waste from a nuclear power station核电站排出的未经处理的废液Self pats MM, you all are be art but unprocessed after 90!90后自拍MM, 你们都是为艺术而生的!The government slapped a ban on the export of unprocessed logs...政府贸然禁止出口未加工...

He was forty - five years of age, of medium height, fairly thick - set, not at all unprepossessing.他已经45岁, 中等身材, 矮矮胖胖的, 不完全是胸无城府的.a rather dumpy, unprepossessing servant相当矮胖，不讨人喜欢的仆人We found the tastiest and most imagina...

adj.无前途的，没有希望的，不堪造就，前途无望...

adj.无法预言的，不可预测的n.不可预测的事...

The weather grew harsh, chilly and unpredictable.天气变得恶劣、寒冷且变化莫测。He makes unpredictable, arbitrary decisions.他做的决定难以预料, 主观武断.He is unpredictable, weeping one moment, laughing the next.他喜怒无常，一会儿哭，一会儿笑。Take waterproof cloth...

unprovoked的音标：unprovoked的英式发音音标为：[ˌʌnprə'vəʊkt]unprovoked的美式发音音标为：[ˌʌnprə'voʊkt]...