单词	to sink a well
释义	to sink a well 挖井
随便看	coincident degree of poisson distribution coincident demand coincident demand effieiency coincident demand power coincident detector coincident doppler broadening coincident draft coincident drive system coincident economic indicators coincident error coincident estimatio coincident estimation coincident flash method coincident flux magnetic storage coincident-flux magnetic storage coincident gate coincidentia coincident index coincident indicatio coincident indication coincident indicator coincident indicators coincident instigation coincident knots coincident line