n. 门槛，门口；阈，界，起始点；开端，起点，入门；机场跑道入口，跑道头
threshold value[计]阈值；门限值；界限值
damage threshold损伤阈值，损坏阈
1.She felt as though she was on the threshold of a new life.
她觉得好像就要开始新生活了。
2.There was no Post threshold sorts activity.
其中没有阈值后排序活动。
3.When surface temperatures rise to a comfortable threshold, they emerge.
当地表温度上升到一个舒适的阈值时，它们就会浮现。
4."For consciousness to evolve, a brain with a threshold level of complexity and capacity is required," he added.
“大脑需要具备一定的复杂性和容量，才能进化出意识。”他补充说。
5.He stepped across the threshold.
他迈过门槛。
6.Is five seconds on the floor the critical threshold that separates a piece of eatable food from a case of food poisoning?
在地上停留五秒钟是将可食用食物与食物中毒区分开来的临界阈值吗？
7.So is five seconds on the floor the critical threshold that separates a piece of eatable food from a case of food poisoning?
那么，在地板上放五秒钟这个时间，是将可食用食物与食物中毒区分开来的临界阈值吗？