1.set to 開始努力干；把臉轉向…

State support for low-income families is set to fall.
政府對低收入家庭的支持將減弱。

Putin appears set to change all that.
但普京明顯開始著手要改變這一切。
2.on average 平均起來

Women have twice as much on average as men.
女人的平均存有量是男人的兩倍。

And even if the trial works on average, that does not mean it will work for any particular individual.
即便這種檢驗平均上講是有用的，也并不意味著他對一些特殊的具體狀況同樣適用。

3.spurn to 摒棄

People who spurn alcohol tend to be miserable social misfits, researchers have suggested.
研究人員提議，排斥飲酒的人往往悲慘可憐而與社會格格不入。

How long these two will spurn the capital backing of a commercial bank remains to be seen.
這兩家投資銀行還能堅持多久、不接受商業銀行的資金支持，仍須拭目以待。

4.end up 結束；最終成為

I don't know how this will end up.
我不知道這件事將以何種方式結束。

It may end up having the opposite effect.
這或許會以適得其反而告終。