查询词典 difficult problem

problem solving learning：问题解决学习

problem solving 问题解决 | problem solving learning 问题解决学习 | problem solving set 问题解决定势

complementarity problem：互补问题

线性互补:linear complementarity problem | 互补问题:complementarity problem | 广义互补问题:General nonlinear complementarity problem

problem of the 15 schoolgirls：15 生问题

problem of the 13 spheres 13 球问题 | problem of the 15 schoolgirls 15 生问题 | problem of the 36 officers 36 军官问题

hammer away at sth.( work hard at sth：努力做某事

This painting came under the hammer at Christ's today. 这幅画今天由克里斯蒂拍卖行... | hammer away at sth.( work hard at sth.) 努力做某事 | They hammered away at this difficult problem.他们刻苦钻研这道...

hammer sth. in / into sb：向某人反复灌输某事

They hammered away at this difficult problem.他们刻苦钻研这道难题. | hammer sth. in / into sb. 向某人反复灌输某事 | 1.They have had English grammar hammered into them. 他们强制自己反复学习英语语法....

Let me explain!' he added helpfully：让我来说明一下!"他乐于帮忙地补充道

It was difficult to explain the problem to beginners. 对... | 'Let me explain!' he added helpfully. "让我来说明一下!"他乐于帮忙地补充道. V | She explained to them what to do in an emergency. 她向他们说...

in years past：在过去几年里

a problem difficult to solve 一个难以解决的问题 | in years past 在过去几年里 | on the day following 第二天

no longer than：不再

no less than 不比...少;不亚于;同...一样(都不少) | no longer than 不再 | e.g.:(1)I could no more work out the difficult problem than you. 我和你一样解决不了那道难题.

The girl was prettily dressed：这位姑娘穿着漂亮

The problem is pretty difficult.这个问题很难. | The girl was prettily dressed. 这位姑娘穿着漂亮. | 12. easy 当心地、慢慢地;easily不费力地.

A "sheepish" person is feeling shy and ashamed：懦弱:羊

胡闹:马! - Someone who is playing/fooling around a little roughly is "horsing... | 懦弱:羊 - A "sheepish" person is feeling shy and ashamed. | 困难:虫虫 - A "can of worm" is a difficult problem/situati...

steam trap valve：疏水阀

球阀 ball valve | 疏水阀 steam trap valve | 蛇管式换热器 serpentine type heat exchanger

aldermanship：市政官

aldermanry 议员 | aldermanship 市政官 | Alderney 乳牛