11.   It already is believed to have enough plutonium for at least one bomb.

12.   North Korea has denied allegations it had enough plutonium to make at least one bomb and that its nuclear program is aimed at making nuclear weapons.

13.   North Korea watchers have said the North has enough plutonium to make at least one bomb.

14.   Shaun Burnie, a Greenpeace official in Amsterdam, claims Germany wants to have plutonium at hand in case it decides to build a bomb in the distant future.

15.   The CIA thinks that the North might have enough plutonium to make one or two atomic bombs but still lacks technology to develop detonators and other key components.

16.   The North is believed to already have enough plutonium for at least one bomb.

17.   The North claims its nuclear program is peaceful, but experts suspect it already has enough plutonium to make at least one atomic bomb.

18.   The North already is believed to have enough plutonium for at least one bomb although it denies it has a nuclear weapons program.

19.   U.S. and South Korean officials believe that North Korea may have enough plutonium to make one or two atomic bombs.

20.   U.S. experts say the North already is believed to have enough plutonium for at least one nuclear bomb.

v. + plutonium >>共 116
produce 21.00%
use 9.00%
extract 8.50%
divert 6.67%
have 5.83%
make 2.67%
contain 2.67%
yield 2.50%
separate 2.33%
convert 1.50%
have + n. >>共 1145
chance 2.31%
problem 2.14%
trouble 1.82%
right 1.67%
plan 1.46%
idea 1.28%
lot 1.20%
time 1.09%
child 1.04%
power 1.04%
plutonium 0.01%
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