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compass
【罗盘,指南针】
incubation period
潜伏期
incubation
孵化;孵卵;育雏,(疾病的)潜伏期
abdominal pain
腹痛
nausea
恶心,反胃,作呕
gastrointestinal
胃肠的
diarrhea
腹泻
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