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| NOUN |
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| /dɪˈsent/ |
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| 1 | C/U the act of moving down to a lower place or position 下降 |
| The plane made a sudden descent. 飞机突然向下俯冲。 |
| | 1a | C a road or path that slopes down 下坡路；下斜道 | |
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| 2 | U the origin of your parents or other older members of your family 血统；世系 |
| be of Irish/Polish etc descent They’ re all of Irish descent. 他们都是爱尔兰人的后代。 |
| by descent My mother is German by descent. 我母亲祖籍德国。 |
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| 3 | singular the process of gradually changing to a worse condition 逐渐变糟；堕落 |
| +into/to her gradual descent into alcoholism 她逐渐嗜酒成瘾 |
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| 4 | singular a sudden and unpleasant visit or attack 突然造访；突然袭击 |
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