retard是什么意思

延迟，使减速，放慢，组织，妨碍，阻碍

retarddisplay/hide example sentences
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vt.
1. 使减速;妨碍;阻止
The heavy rain retarded our progress.
大雨妨碍了我们的进展。
2. 推迟,延迟
Her death was retarded by five years because of good treatment.
由于良好的治疗,她多活了五年。
3. 【机】使(点火)延迟
vi.
1. 减慢;受到阻滞
n.
1. 减速;阻滞;延迟http://www.baidu.com/baidu?ie=gb2312&bs=&sr=&z=&ct=1048576&cl=3&f=8&word=retard