The venom triggers an allergic reaction. 这些毒素引发了一种过敏反应。
"A sweet temper" is a figurative expression, but "sweet coffee" is not. "甜蜜的性情"是个比喻的说法,而"甜咖啡"则不是。
The suppressors could inhibit the elicitor induction of hypersensitive reaction in tobacco leaves slightly. 抑制子能一定程度上抑制激发子对烟草叶片过敏性反应的诱导。
Every year these allergies cause about thirty thousand cases of anaphylaxis,a severe reaction that requires immediate treatment. 每年这些过敏造成约三万宗过敏性反应,这是一种需要立即就医的严重反应。