及物动词
1. Lack of science and education retards social progress.
缺乏科学和教育会妨碍社会进步。
2. The heavy rain retarded our progress.
大雨妨碍了我们的进展。
3. Her death was retarded by five years because of good treatment.
由于良好的治疗，她多活了五年。
4. Cold retards the growth of plants.
寒冷的气候延缓了农作物的生长。
1. 阻碍：retaliate 报复 | retard 阻碍 | reticent 沈默寡言的