单词	tetrode
释义	tetrode noun tet·​rode ˈte-ˌtrōd  : a vacuum tube with a cathode, an anode, a control grid, and an additional grid or other electrode Word History First Known Use 1886, in the meaning defined above
随便看	exceptionless exceptions exceptious exceptiousness exceptis excipiendis exceptive exceptors excepts excern excerpt excerpta excerpted excerpter excerpters excerptible excerpting excerptings excerption excerptions excerptor excerptors excerpts excess excess condemnation excess insurance

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