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信息发布者：
Loud phone conversations in public places.
Manners./ A set of customs and rules for polite behaviour.
By electromagnetic waves.
Because electromagnetic waves may make electronic devices fail to work./
Because electromagnetie waves may cause a plane crash.
Never talk on your phone while driving./Avoid lighting up your screen when you are in dark 
theatres./Turn your cell phone ringer to vibrate when you are in public places. (言之有理即可)
push
conversation
close
avoid
ubjects
ublic
roper
ouch
What's
the
proper
way
kiss
each
other
greeting
avoid
subjects/
talking
like/
about
by
accident
polite
enough
to
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