Tectum
n. [解]顶盖
🔁 扩展释义
【医】 顶盖
🗣️ 情景例句
A little further back, Tom.
再往后一点 Tom。
Don't pass up a golden opportunity.
勿失良机。
Thus one simple fact, a change in the number of bison, had an effect on the whole wildlife chain of the plains.
因此，出现了这样一个简单的事实--野牛数目换的变化对平原的整个野生生物链都产生了影响。