tachometer

n. 转速计,流速计

table-cloth, table-knife, table-linen, table-mat, table-talk, table-turning, tableau, tablecloth, tableland, tablespoon, tablet, tableware, tabloid, taboo, taboo words, tabular, tabulate, tabulation, tabulator, tachograph, tacit, tacitly, taciturn, taciturnity, tack, tackiness, tackle, tackler, tacky, tact, tactful, tactfully, tactic, tactical, tactically, tactician, tactics, tactile, tactless, tactlessly,