【摘 要】
：
如今因公因私出境的人越来越多,但许多人到出境前方才想到打预防针的问题,这的确有些晚了。因为从给人体接种疫苗(抗原)到产生血清抗体需要一定时间。因此,出国旅游、打工、
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如今因公因私出境的人越来越多,但许多人到出境前方才想到打预防针的问题,这的确有些晚了。因为从给人体接种疫苗(抗原)到产生血清抗体需要一定时间。因此,出国旅游、打工、留学、探亲等,均需要提前接种疫苗。
Nowadays more and more people are leaving the country because of their personal business. However, it is indeed too late for many people to think of the need to fight prevention before they leave the country. Because from the human body to vaccination (antigen) to produce serum antibodies take some time. Therefore, traveling abroad, working, studying abroad, visiting relatives, etc., need to be vaccinated in advance.
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