When the immune system encounters an allergen, it may become sensitised.

当免疫系统发现了过敏原就会致敏。

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People are more sensitised to the dangers that threaten the enviroment.

人们越来越意识到危害环境的各种因素。

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Many infants become sensitised to foods, including infant formula, through their gastrointestinal tract, a process that may be affected by the composition of the intestinal bacteria.

很多婴幼儿变得对食物敏感(包含奶粉)，原因在于受到肠胃道细菌的组成而影响。

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That, he says, should be enough to make dye-sensitised cells competitive with silicon.

ECONOMIST: Improved devices may make better use of sunlight

It is my belief that nut allergy and most food allergies are often a result of the body becoming sensitised to them through the skin.

BBC: NEWS | Health | Rise in multiple allergy patients

This filled her with contempt for the Communist fellow-travellers she encountered in Washington and Hollywood, and sensitised her to the similarities between the New Deal and central planning.

ECONOMIST: The life and views of Ayn Rand