1.struggle to 斗爭

I struggle to see what russia will gain.
我很難看出俄羅斯從中能得到什么。

Chinese steelmakers could struggle to pass on these rates.
中國鋼鐵生產商可能難以將這些漲幅轉嫁出去。

2.lower cost 降低成本

We simply switched from astronauts to lower cost, lower risk robotic explores.
我們只是由宇航員到降低成本，低風險的機器人進行探索。

The advent of modern medicines has brought significant health benefits at lower cost.
現代醫學帶來了巨大的健康好處，同時降低了成本。

3.fly from 從…飛出； 沖出；避開

How: fly from moscow or anchorage to petropavlovsk-kamchatsky, the peninsula's main urban area.
怎樣從莫斯科或安克雷奇出發，去彼得羅巴甫洛夫斯克半島上的主要城市。

How can he fly from his feathers?
他怎樣才能飛離他的羽毛？

4.such as 例如；譬如；諸如

What about future steps such as euro bonds?
諸如歐元聯盟之類的未來計劃怎樣？

Imaginary problems such as these are usually hiding real ones.
像這樣的臆想的問題通常隱藏真實性的。