訓 つづ(く) ・ 音 ゾク
Sino-Vietnamese: tục
糸 (thread) for meaning, 売 (a reduced 賣) for sound. Splicing one thread onto the next so it never runs out: to continue.
Stroke data: KanjiVG (CC BY-SA 3.0) — kanjivg.tagaini.net
雨が三日間続いています。 (あめがみっかかんつづいています)
It has been raining for three days.