Firms in the southern chinese manufacturing belt are being painfully squeezed .

中国南方的制造业地带正遭受痛苦地挤压。

Booms like these can be powerful , but can also end painfully .

像这样的大幅飙升可能带来强大动力，也可能痛苦地终结。

They grow , they bulge , they stretch and sometimes they even painfully pull .

它们成长，膨胀，伸展，有时候它们甚至费力地拉伸。

And a government can starve public broadcasters of money , too-as the bbc is painfully learning .

政府也可以使公共电视台陷入资金匮乏正如bbc痛苦地认识到的那样。

It is painfully acquired through hours of poring over grammar textbooks and memorising the koran .

只有通过（每天）数小时研读语法课本和背诵《古兰经》才能痛苦地学会。