Study Design. An in vivo rat-tail model was used to study the effects of static compression with different loading magnitudes and durations on the intervertebral disc.
研究设计：使用一种活体大鼠的尾部模型，来研究不同强度和持续时间的静态压力对椎间盘的影响。
2
The brown rat has prominent ears and a long scaly tail.
灰鼠长着两只突出的耳朵和一条带鳞片的长尾巴。
《柯林斯英汉双解大词典》
3
We'd assumed we'd have to give it a moving head and tail, facial features, and put a scene on it to make it smell like a real rat, but that wasn't necessary.