deserve v. 值得
shortage n. 短缺
community n.社區(qū)
economic adj.經(jīng)濟(jì)的
dishonest adj 不誠實(shí)的
weigh v. 權(quán)衡、考慮
design v. 設(shè)計(jì)
disease n. 疾病
benefit n. v. 好處;有益
blood n. 血液
shortage n. 短缺
community n.社區(qū)
economic adj.經(jīng)濟(jì)的
dishonest adj 不誠實(shí)的
weigh v. 權(quán)衡、考慮
design v. 設(shè)計(jì)
disease n. 疾病
benefit n. v. 好處;有益
blood n. 血液