ロイはガールフレンドから電話があるとうれしそうだ。
Sentence Analyzer
English Translation
Roy looks happy when his girlfriend calls him.
Furigana
ロイはガールフレンドから電話 があるとうれしそうだ。
Romanji
Roi wa ga-rufurendo kara denwa ga aru to ureshisō da.
Words
は
(は)
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
ガールフレンド
(ガールフレンド、ガール・フレンド)
girl friend; girlfriend
から
(から)
from (e.g. time, place, numerical quantity); since; from (originator); by; because; since; out of (constituent, part); through (e.g. window, vestibule); after; since
電話
(でんわ)
telephone call; phone call; telephone (device); phone
が
(が)
indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
有る
(ある)
to be (usu. of inanimate objects); to exist; to live; to have; to be located; to be equipped with; to happen; to come about
と
(と)
if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)
だ
(だ)
be; is; indicates past or completed action; indicates light imperative