The UN is facing a cash crunch.联合国面临着现金短缺问题。Caarackle! A cheery crunch, scraps of miniature thunder sound as the shells collapse.嘎嘣！欢快的裂壳声像是一片微弱的雷鸣。A latecomer to the credit crunch, Berlin's challenge is to keep Ger...
He waited until all the luggage was cleared, but Paula's never appeared.他一直等到所有的行李都拿走了，但始终没看见葆拉的。They checked in their luggage and found seats in the departure lounge.他们办完行李托运，到候机室找了座位坐下。My rucksack was too big for ...
介绍一种适用于各类氧化还原反应方程式配平的方法——新代数法.A new algebraic method of balancing redox reaction formulas is introduced.最后, 本文给出了歧化反应方程式的简捷配平方法.Finally, the author put for - ward the forthright method of balancing equations.本文主要介绍小升阻比载人...