How to pronounce 暢通 in Cantonese (5 out of 7):

河水得以暢通地流出大海,

Cantonese Sentence Breakdown

河水 ho4 seoi2
river water
dak1
structural particle: used after a verb (or adjective as main verb), linking it to following phrase indicating effect, degree, possibility etc
to obtain
to acquire
to get
to gain
suit
proper
ready
finished
to be satisfied
to permit
to need to
to have gone as far as to
to have even done
can
jyu5
to use
by means of
according to
in order to
because of
at (a certain date or place)
consider as
暢通 coeng3 tung1
smooth
deng6
-ly
structural particle: used before a verb or adjective, linking it to preceding modifying adverbial adjunct
earth
soil
ground
region
the base of the coffin
流出 lau4 ceot1
flow out
大海 daai6 hoi2
the ocean