热心网友
缺乏，不足for lack of； by lack of; from lack of 因缺乏......be lacking 不足，不够
热心网友
lack[lAk]n.缺乏, 短缺的东西vt.缺乏, 没有, 需要vi.缺乏, 没有
热心网友
缺少n.名词water is a lack of this region.这个地区缺水。vi.不及物动词 he can not buy it because of his lack of money。他买不起 因为缺钱。 vt.及物动词 they lacked for nothing。他们什么都不缺。 i don't seem to lack anything。我似乎什么都不缺。