The dog lunged forward without provocation.
这条狗毫无预兆地猛扑过来。
She lashed out at him for no apparent reason, completely
unprovoked.
她无缘无故地向他发飙，完全没有被挑衅。
The sudden attack was entirely
unprovoked and caught the victim off guard.
突如其来的袭击完全无预警，受害者猝不及防。
His outburst was
unprovoked and left everyone in the room stunned.
他的爆发毫无来由，让房间里的每个人都惊呆了。
The shark attacked the swimmer without any provocation.
鲨鱼在没有任何挑衅的情况下攻击了游泳者。
The soldier was disciplined for an
unprovoked assault on a civilian.
这名士兵因无端攻击平民而受到处分。
The child's fear was
unprovoked; there was nothing in the room to be afraid of.
孩子的恐惧是无端的，房间里没有什么可害怕的东西。
The country's declaration of war was utterly
unprovoked and unjustified.
该国宣战完全是无理且无端的。
The aggressive behavior of the drunkard was completely
unprovoked.
醉汉的攻击行为完全是无缘无故的。
The sudden burst of laughter was
unprovoked and infectious.
突然的笑声毫无来由，却极具感染力。
As the US Federal Communications Commission added several Chinese and foreign companies to its list of communications equipment and service providers covered as alleged threats to US national security last week, Shu, from China's Ministry of Commerce, said the FCC's move is another attack on Chinese companies after the recent unprovoked revocation of their Section 214 operating licenses for telecommunications service providers.
He said Chinese companies' overseas business operations should be treated fairly and not subject to unprovoked investigations, accusations or blockades that harm not only Chinese companies, but also US companies.
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