yī / shēng / jiě / shì / shuō / zhèn / chàn / sù / huì / shǐ / shí / yàn / dòng / wù / chū / xiàn / fā / dǒu / fǎn / yìng医生解释说,震颤素会使实验动物出现发抖反应。The doctor explained that tremorine causes laboratory animals to shiver.