查询词典 difficult task

It is very difficult to finish the task in such a short time.

在如此短的时间内完成任务很困难。

Unlike the Bay of Pigs, it was not a failure in strictly military terms — Task Force Ranger had arrested Aidid's lieutenants by dropping into the middle of Mogadishu in broad daylight, executing its complex and difficult mission, and enduring unexpected losses with courage and skill.

与猪湾事件不同，在严格的军事意义上，这不是失败——特遣部队大白天降落在摩加迪沙的市中心，逮捕了艾迪德的副官们，勇敢而娴熟地完成既复杂又困难的任务；并遭受了意想不到的伤亡。

In a barter economy it would be necessary to determine how many plates were worth one hundred weight of cotton, or how many pens should be exchanged for a ton of coal, which would be a difficult and time-consuming task.

根据原文的上下文，我们可猜测出barter economy就是&物物交换经济&，由此可知正确答案为C：货物被交换，而不是用货币。

Thus, it is a vital yet difficult job, which is the task of Double-talk Detector.

因此，双向通话探测器是一个至关重要并且困难的部件。

"With the rapid economic and social development, supply and demand of land resources in Changsha have become increasingly sharp,'double insurance' task more difficult."

&随着经济社会的快速发展，长沙土地资源供求矛盾日益尖锐，'双保'任务还较艰巨。&

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。