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dielectric dot frequency oscillator 介质点频振荡器
The train arrived on the dot of three o'clock. 那辆火车三点钟准时到达。
He said he used this system in the year dot. 他说他很久以前用过这个系统。
He went away, limping dot and go one. 他一拐一拐地跛着走开了。
He's very punctual always arrives on the dot. 他很守时--总是按时到。
She was told to arrive at 8 o'clock on the dot. 她被告知八点钟准时到。
He varied the transmission frequency. 他变换了无线电传送的频率。
A unit of frequency equal to one cycle per second. 赫兹频率的单位，等于每秒一周
He watched the train away until it was only a dot in the distance. 他目送着列车驶去，直到它成了远方的一个小黑点。
Since James had his leg broken, he walks dot and carry one. 自詹姆斯断腿后，他走路就一瘸一拐的了。
She watched the train until it was only a dot in the distance. 她一直看著火车,直到它走远了,成了一个小点。
Fatal accidents have decreased in frequency over recent years. 近年来死亡事故发生的频率已经下降。
We can often correlate age with frequency of illness. 年龄的大小往往与发病率有关。
Accidents on that highway are happening with increasing frequency. 那条高速公路上车祸发生得越来越频繁。
The ship became a mere dot on the horizon. 船在远处的水平线上成了一个小点。
The spoken representation of the dot in radio and telegraph code. (电码中的)点表示无线电码或电报电码的“滴滴”、“嗒嗒”声
She is tell to arrive at 8 o'clock on the dot. 她被告知八点钟准时到。
The island was just a dot on the horizon. 该岛只是天水交接处的一个黑点.
dot frequencyn. 点频率(镶嵌之频率)
He got to the party at8 p.m.on the dot. 他晚上8点来参加晚会，不早也不晚。