1.rebound from 反弹
The rebound from britain's double-dip recession is likely to be tentative and modest.
英国在经历了连续两次衰退后可能会迎来一个短暂和温和反弹。
Until it returns to a stronger pace, the rebound from the recession will be held back.
除非支出走强，否则经济反弹将受阻。
2.end up 结束；最终成为
I don't know how this will end up.
我不知道这件事将以何种方式结束。
It may end up having the opposite effect.
这或许会以适得其反而告终。
3.propel to 推进
Experts say several factors have helped propel moocs to the center of the education stage, including improved technology and the exploding costs of traditional universities.
专家表示有几个原因把moocs网教推向了教育舞台的中央，包括科技的日新月异，还有传统大学天价的花费。
The threat of persistent negative real interest rates scares beijing, as it could propel depositors to empty their bank accounts and plough their cash into an already frothy stock market.
长时间的负实际利率令中国政府感到恐惧，因为这可能驱使储蓄者清空自己的银行账户，并将所有现金投入一个已存在泡沫的股市。
4.authorise to 授权
To re-appoint auditors and authorise the directors to fix their remuneration.
续聘核数师及授权董事会厘定其酬金。
To authorise a cheque to be paid.
批准兑现一张支票。
