21.   Russia has put off for almost a year the launch of the first module of the international space station Alpha, Russian space agency director Yuri Koptiev said Monday.

a. + module >>共 255
new 8.09%
damaged 4.35%
existing 3.26%
first 2.54%
russian 2.54%
individual 2.54%
the 2.17%
valid 2.05%
specific 1.93%
current 1.69%
first + n. >>共 866
time 17.03%
half 3.66%
round 3.47%
day 2.41%
step 2.05%
game 1.75%
quarter 1.68%
year 1.32%
inning 1.07%
meeting 1.03%
module 0.01%
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