How to pronounce 偏高 in Cantonese (3 out of 5):

再加上他們的水平是相對偏高
And they're relatively high.

Cantonese Sentence Breakdown

再加上 zoi3 gaa1 soeng5
in addition to
他們的 taa1 mun4 dik1
their
水平 seoi2 ping4
level
si6
is
相對 soeng1 deoi3
comparative
偏高 pin1 gou1
higher than normal