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The cabin has a flat stone for a threshold. 这间小屋用一条扁平的石头做门槛。
The treaty will be the threshold of lasting peace. 这个条约将成为持久和平的开端。
He was on the threshold of his career. 他的事业刚刚起步。
He had never crossed the threshold of a bar before. 他过去从未进过酒吧的门。
Scientists are now on the threshold of an important discovery. 科学家们很快就会有一项重大发现。
Stipple with Density at 85, Threshold at 20, Dot Size at 3. 画点画密度为85，阈值为20，斑点大小为3。
The density of population in this city is very high. 这个城市的人口密度非常高。
threshold density 传播密度阈值
The area had a population density of five people per square mile. 该地区人口密度为每平方英里五人。
The tax threshold for a single pensioner is 450 dollars. 单身养老金领取者的征税起点是450美元。
The court is not legally justified in stopping at the threshold of the case. 一开始就使案件停止不前，法院这样做是完全不合法的。
They are at the threshold of a new career. 他们正要开始干一番新的事业。
The density goes down exponentially with height. 分子密度随着高度的上升而指数衰减。
The population density is evened out. 种群密度亦趋于均匀化。
Density exceeded 100 nests per mile. 丝巢密度超过每英里100巢。
There must be a threshold of thermal noise. 必有一个热噪声的门限值。
Do you know the density of population in this area? 你知道这个地区的人口密度吗?
He is on the threshold of success. 他即将成功。
This wave of excess density is sound. 这种过剩密度的波就是声波。
The density logger consists of a radiation source. 密度测井仪包括辐射源。