(单词翻译:单击)
 收听单词发音
收听单词发音  | 1
     throttle   | |
| n.节流阀,节气阀,喉咙;v.扼喉咙,使窒息,压 | |
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| 2
     vaccinate   | |
| vt.给…接种疫苗;种牛痘 | |
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     vaccination   | |
| n.接种疫苗,种痘 | |
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     registration   | |
| n.登记,注册,挂号 | |
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     isolated   | |
| adj.与世隔绝的 | |
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     inoculation   | |
| n.接芽;预防接种 | |
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