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| English | Chinese |
| adrenocorticotrophic hormone challenge test | 促肾上腺皮质激素耐受试验 |
| adrenocorticotropic hormone challenge test | 促肾上腺皮质激素耐受试验 |
| challenge experiment | 导航试验 |
| challenge experiment | 攻毒试验 |
| challenge feeding | 引导饲养法 |
| challenge feeding | 引导饲养法从乳牛干奶期最后2周至产犊后产乳高峰，喂给高能量水平的饲料,并逐渐提高精料给量，直至每100kg 体重喂1〜5kg 精料 |
| challenge virus | 活性病毒 |