with repeated exposure over time, you cross that threshold, and your body reacts.

但反复长时间暴露在这些过敏原中，你便超越了那个界限，身体便会有所反应。

youdao

with repeated exposure over time, you cross that threshold, and your body reacts.

但反复长时间暴露在这些过敏原中，你便超越了那个界限，身体便会有所反应。

youdao