What does 路面 mean?
路面 is a Japanese noun meaning “road surface” in English. It is written as 路面 in kanji, ろめん in hiragana, and romen in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
タイヤはゴムと路面の摩擦によってすり減る。
Tires wear down because of friction between the rubber and the road surface.