查询词典 difficult problem

Post correspondence problem：波斯特对应问题

post cooling crack 延迟裂纹 | Post correspondence problem 波斯特对应问题 | post crane 塔柱起重机

minimum cost function：最小费用函数

最小范数二次无偏估计|minimum norm quadratic unbiased estimate | 最小费用函数|minimum-cost function | 最小费用流问题|minimum-cost flow problem

costly problem：花很多钱才能解决的问题

costimating 费用估算 | costly problem 花很多钱才能解决的问题 | costly 昂贵的

coupled vibration：連成振動

coupled pole 複合柱 | coupled problem 連成問題 | coupled vibration 連成振動

Y'know, when I was a kid I had a cowboy hat：我小的时候有一顶牛仔帽

OK. No problem. I wasn't going to take it off.|好吧,没问题 我不会把... | Y'know, when I was a kid I had a cowboy hat.|我小的时候有一顶牛仔帽 | I slept in it, I ate in it, I bathed in it.|我戴着它睡觉、吃...

crapehanger：悲观之人, 愁眉苦脸之人

optimal regulator problem 最优调节器问题 | crapehanger 悲观之人, 愁眉苦脸之人 | book bank 旧书店

craving for：渴望

advert 关心,广告 advert to a problem | splitting 振聋发聩的,极痛的,分裂 | craving for 渴望

criminality：犯罪

"不道德"(immorality)与"犯罪"(criminality)被认为是值得谴责的. 相比之下,一位黑人精神病学家切斯特.皮尔斯(Chester Pierce)将种族主义描述为一个"公众健康问题"(public health problem).

culpable negligence：负有罪责的疏忽

crucial problem 关键性问题;决定性问题 | culpable negligence 负有罪责的疏忽 | cumulative legacy 累积遗赠;附加遗赠

cutting plane method：割平面法

cutting plane 割平面 | cutting plane method 割平面法 | cutting problem 剖线问题

at sb.'s disposal; in sb's disposal：任某人处理

at rest 宁静的,安静的,过世了的 | at sb.'s disposal; in sb's disposal 任某人处理 | at sb's service 听某人吩咐

Unionism：工会主义;工联主义

Unionist:工会主义者 | Unionism: 工会主义;工联主义 | Unitive:团结的,倾向于团结的