basic

a.基本的，基础的

barter, bas-relief, basalt, base, base on (upon), base rate, baseball, baseboard, based on, baseless, baseline, basely, basement, baseness, bases, bash, bashful, bashfully, bashfulness, bashing, BASIC (also Basic), basic slag, basically, basics, basil, basilica, basilisk, basin, basinful, basis, bask, basket, basketball, basketful, basketwork, bass, basset, bassinet, bassoon, bast,