「嘞嘞聲 / lak lak 聲」

(pos:形容詞)
<explanation>
yue:形容講外語講得好流暢
eng:fluent in a foreign language
<eg>
yue:唔好睇佢個款好似冇讀過書噉，佢講英文嘞嘞聲㗎。 (m4 hou2 tai2 keoi5 go3 fun2 hou2 ci5 mou5 duk6 gwo3 syu1 gam2, keoi5 gong2 jing1 man2 laak1 laak1 seng1 gaa3.)
eng:He may not seem to have received good education, judging from his outfit. In fact, he speaks fluent English.