91.   The military insists the vaccine is safe and the best weapon against biological attacks.

92.   The organic waste of plants, animal and man is subject to various biological attacks, resulting in the breakdown of tissues and molecules.

93.   The network should include the capability to trigger automatic warnings of events that appear related to a biological attack.

94.   Those experiments showed that a biological attack could easily kill large numbers of civilians.

95.   They were also told to buy gas masks and train people on how to act in case of biological attacks.

96.   Until recently, many experts wondered if a biological attack would go unnoticed for days, because the infection would be misdiagnosed.

97.   British officials have said it is very unlikely that the illness was caused by a biological attack.

98.   Schwarzkopf said that when he first heard of the ailment he attributed it to immunizations the troops had been given to counteract possible biological attacks using botulism.

99.   The bill also directs the government to set up a coordinated public health network and emergency task forces to deal with a biological attack.

a. + attack >>共 638
terrorist 17.77%
possible 2.65%
recent 2.03%
new 1.86%
palestinian 1.73%
israeli 1.56%
second 1.51%
latest 1.50%
first 1.49%
further 1.37%
biological 0.37%
biological + n. >>共 486
weapon 27.29%
agent 5.87%
parent 4.71%
attack 3.38%
father 3.18%
mother 2.12%
diversity 1.78%
research 1.47%
material 1.37%
child 1.23%
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