At the time of the onset of the SCSM, the heating center over the South China Sea rapidly moves northward to the subtropical area.

南海夏季风即将爆发之际，赤道地区加热中心快速北移至南海地区，与副热带地区热源相互作用。

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The incidence of new chronic illness onset increased over time as well, with more husbands than wives developing serious health problems.

新型慢性病发病率也随着时间的推移增加，患病的夫妻当中，男性比女性患上严重健康问题的人数更多。

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I ask questions about the reasons for the onset of symptoms at a particular time.

我的问题是关于症状在特定时刻发作的原因。

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It suggests that, for the first time since the onset of democracy, more South Africans feel their country is moving in the wrong direction (42%) than in the right one (38%).

ECONOMIST: South Africa

Some 75% of the time gold follows oil up, a trend which should be buttesssed by the onset of the summer driving season.

FORBES: Each $100 Billion QE2 Good for 5% Rise Commodities

And the onset of standard time's early nightfall seemed inconsequential as voters arrived at polling stations until closing time.

CNN: Voters make strong showing at polls