| 释义 |
impactn. & v.●n. /ˈimpækt/ 1 (often foll. by 常后跟 on, against) the action of one body coming forcibly into contact with another 碰撞，冲击 2 an effect or influence, esp. when strong (尤指巨大的)效果；影响 ●v. /imˈpækt/ 1 tr. (often foll. by 常后跟 in, into) press or fix firmly 压紧；插紧 2 tr. (as 作 impacted adj.)a (of a tooth) wedged between another tooth and the jaw (牙齿)阻生(的) b (of a fractured bone) with the parts crushed together (折骨)嵌塞(的) c (of faeces) lodged in the intestine (粪便在肠内)积聚，充满 3a intr. (often foll. by 常后跟 on) have an impact 产生影响 b tr. have an impact on 对…有影响 □ impaction /imˈpækʃ(ə)n/ n.[Latin impact-, part. stem of impingere IMPINGE] |