S. savings rate has increased to about 4% of GDP (from zero at the recession's onset), and China's current account surplus has fallen from 10% of GDP to about 6.5% of GDP.

美国人的储蓄已经增长到了GDP的4%(危机爆发之时这个数据为零)，而中国的经常账户余额从占gdp的10%下降到了6.5%。

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As for the conventionally defined zero-onset, the assumption in this thesis is that when the syllable begins with a non-high vowel, the onset position is empty;

关于零声母，本论文的假设：当音节以非高元音起首时，音节首音位置为空；

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