How to pronounce 路軌 in Cantonese (3 out of 4):

會令路軌同車轆之間嘅摩擦力減低
It reduces friction between the track and the brakes.

Cantonese Sentence Breakdown

wui6
a moment (Taiwan pr. for this sense is [huǐ])
metropolitan
gatherings union
to meet
to catch up
ling6
to order
to command
an order
warrant
writ
to cause
to make sth happen
virtuous
honorific title
season
government position
your esteemed
a polite way to address 'your' (especially when referring to one's family members such as parents or siblings)
a short tune(old)
路軌 lou6 gwai2
rail tracks
tung4
and
車轆 ce1 luk1
the wheel (of a vehicle)
之間 zi1 gaan1
between
koi3
indignant
generous
to sigh (with emotion)
摩擦力 mo1 caat3 lik6
friction
減低 gaam2 dai1
reduce