Since the divers limit their catch to a few individuals and take care not to overfish, the divers' continuing activities will clearly not result in serious harm to populations of princessfish.

由于只有少数几个潜水员进行捕捞，而且他们会注意不造成过度捕捞的现象，所以潜水员的持续活动显然不会对公主鱼种群造成严重危害。

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The scientist is engaged in serious research to uncover the very nature of the physical world.

这位科学家正在进行认真的研究，以揭示物理世界的本质。

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Now that father's lost his job, we're in serious straits.

父亲失业了， 我们现在经济十分拮据。

《新英汉大辞典》

She accepted difficult roles in serious television movies.

VOA: special.2009.12.27

People in serious accidents with their paralysis as the result of the accident, very often, usually-- again, this is all the average-- go back to their base level of happiness: if they are happy before, they will be happy one year after; if they are unhappy, they will remain unhappy.

遇到严重意外的人,意外导致瘫痪，经常地，一般性的…,再次强调，这是平均而言-,都会恢复到基础幸福水平：,他们以前是快乐的，一年后，他们也会快乐;,如果不快乐，将维持不快乐。

哈佛公开课 - 幸福课课程节选

She lived in New York for a short time, but she was afflicted with lupus, a very serious illness, and she died at the age of 39 in 1964.

她在纽约度过一段短暂的时光，但她饱受狼疮，一种严重疾病的折磨，最终逝世于1964年。

耶鲁公开课 - 1945年后的美国小说课程节选

It came to light the Countrywide was in serious trouble with risky unorthodox loans.

NPR: Lawmakers Grill Subprime Execs on Pay

While bulls are still in serious technical trouble, they are trying to stabilize the market.

FORBES: A.M. Kitco Metals Roundup: Comex Gold Higher as Prices Recover from Asian Sell Off

Markets with one or two grocery suppliers at the wholesale level could be in serious trouble.

CNN: Network experts take a stab at Y2K predictions