幫忙翻譯一句話，中翻英。（在線等）

The
the
stronger
ability
of
light
absorption
of
the
sample
is,
the
more
electron-hole
pairs
the
sample
creates.
The
probability
of
raising
redox
will
be
higher
when
more
electrons
and
holes
are
captured.
electron-hole
pairs
電
空穴

There has been at lest 200 thousands of bikes here in Hangzhou since May the 5th , 2008 when the city goverment carry out the bicycle traffic system_