11.   Southgate said that although the gang had gone to great lengths to make the machine, the work had not required great expertise.

a. + expertise >>共 337
technical 16.62%
special 3.15%
technological 2.71%
professional 2.45%
financial 2.36%
necessary 2.10%
marketing 2.10%
particular 1.92%
local 1.84%
scientific 1.75%
great 0.96%
great + n. >>共 1378
player 1.79%
job 1.29%
thing 1.15%
team 1.14%
success 1.10%
deal 1.03%
length 0.98%
time 0.93%
game 0.75%
opportunity 0.75%
expertise 0.03%
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