unproductive什么意思解释？

I've had a very unproductive day.我这一天什么事都没干成。One quarter of the country is reckoned as unproductive.该国四分之一的土地被认为是不毛之地.To prospect for ( oil, for example ) in an area supposed to be unproductive.盲目开掘在认为资源不足的地区盲目找 ( 如...

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...

unproductive的音标：unproductive的英式发音音标为：[ˌʌnprə'dʌktɪv]unproductive的美式发音音标为：[ˌʌnprə'dʌktɪv]...

unproductive的反义词有：productive, productive。adj.unproductive的反义词（无生产的;无收益的）：productive。unproductive的反义词（其他释义）：productive。...

gastroscopies的音标：...

Have kiloton class berth 11, have railroad industrial siding 6.有千吨级泊位11个, 有铁路专用线6股.The company has a board 30,000 tons of oil storage tanks, 5 - kiloton petrochemical dedicated terminal.公司拥有板有3万吨油品储罐, 5千吨级石化专用码头.Perhaps ...

militant的比较级为：more militant...

“胎膜”的英语可以翻译为：embryolemma，caul，foetal membrane ...

“神态”的英语可以翻译为：expression，manner，bearing，mien ...

[人名] 阿利斯泰尔...

n.干燥器，吹风机，甩干机adj.干的( dry的比较级 )，干性的，干咳的，无趣味的...

Eddies of dust swirled in the road.路上尘埃滚滚.Meridional heat transfer by large - scale eddies is most significant in the upper troposphere of middle latitude.大尺度湍涡的子午线热输送在纬度对流层上层是最重要的.But their work appears to merge in the ...

strew的音标：strew的英式发音音标为：[stru:]strew的美式发音音标为：[stru]...

“恒久”的英语可以翻译为：constant，endurable，lasting，forever ...

I don't want him to feel forsaken and unhappy.我不想让他感到被抛弃而不快乐。He was forsaken by his friends.他被朋友们背弃了.He was forsaken smoking for years.他戒烟已有多年了....

alarmists的音标：...

The on - chip filtering reduces the external antialias requirements to first order, in most cases.在大多数情况下,通过片内滤波可将外部抗混叠要求降至一阶....

The school occupies split-site accommodation on the main campus.该学院分散在主校区不同地点。How monogamy fares during this epoch, therefore, only occupies him very briefly.所以, 他只是非常简单地论述了一下一夫一妻制在这一时期的命运.The first episode occupies a pe...