31.   Siemens-made trains are already used in the three cities.

v. + train >>共 399
take 8.56%
board 6.62%
stop 5.36%
ride 3.33%
catch 3.29%
run 2.97%
delay 2.39%
derail 1.98%
operate 1.71%
halt 1.62%
use 1.40%
use + n. >>共 1468
money 3.08%
force 2.34%
technology 1.42%
drug 1.21%
name 1.17%
computer 1.08%
fund 1.06%
proceeds 0.84%
information 0.74%
method 0.72%
train 0.03%
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