マユコは十分ねむってはいない。
Sentence Analyzer
English Translation
Mayuko has not slept enough.
Furigana
マユコは十分 ねむってはいない。
Romanji
Mayuko wa jūbun nemutte wa inai.
Words
は
(は)
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
十分
(じゅうぶん)
plenty; enough; sufficient; satisfactory; adequate; division into ten; perfectly; thoroughly; fully; in full
眠る
(ねむる、ねぶる)
to sleep (not necessarily lying down); to die; to close one's eyes
要る
(いる)
to need; to want