The project should help, too, to catch new strains presenting novel symptoms, such as the unexpected diarrhoea that was associated with swine flu.

计划也能帮助人们发现新病毒呈现出的新症状，例如与猪流感有关的让人意想不到的腹泻。

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The symptoms are quite similar between regular flu and swine flu.

猪流感和普通感冒的症状十分相似。

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Unlike the seasonal flu, the H1N1 swine flu virus has been found to be contagious for about a week after symptoms have receded.

与季节流感不同，H1N 1猪流感病毒在症状消失之后一周仍然有传染性。

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Schuchat noted swine flu symptoms are relatively general and nonspecific.

CNN: Regular flu season precautions advised in current outbreak

Symptoms of swine flu in humans are expected to resemble regular human seasonal influenza symptoms, including fever, lethargy, lack of appetite, and coughing, the CDC said.

CNN: CDC confirms 7 cases of swine flu in humans

Symptoms of swine flu include fever, lethargy, lack of appetite, coughing, runny nose, sore throat, nausea, vomiting and diarrhea, the CDC said.

CNN: U.S. prepares for possible swine flu epidemic as global cases rise