n.核心；要点；谷粒；核v.把…包在核内； 变形： 复数：kernels 英英释义： kernel[ 'kə:nəl ]n.the inner and usually edible part of a seed or grain or nut or fruit stone"black walnut kernels are difficult to get out of the shell"同义词：meata single whole grain of a cereal"a kernel of corn"t