自体免疫疾病是因身体(免疫系统)对抗感染时转而攻击身体的某一部分而产生的。
An autoimmune disease results when the body's system for fighting infection (the immune system) turns against a part of the body.
与这样的人体岩石对抗，瑞典的骑兵攻击波最终只能无功而返。
Against this human rock the waves of Swedish horsemen thundered in vain.
尽管对抗拒绝服务攻击的能力在逐渐提高，但是DDoS案件在最近五年一直呈上升趋势。
Despite the gradually improving ability to handle denial-of-service attacks, DDoS incidents persisted with increasing scale in the second half of the decade.
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