1To go and study at a school in a foreign country for a period of time, such as a university or language school.
彼は来年アメリカへ留学する予定だ。
He plans to study abroad in the United States next year.
大学生の間にヨーロッパへ留学したいと思っている。
I want to study abroad in Europe while I'm still a university student.
留学中は現地の家庭にホームステイした。
While studying abroad, I did a homestay with a local family.
留学費用を貯めるためにアルバイトを始めた。
I started a part-time job to save up money for studying abroad.
彼女は留学から帰ってきて、英語がかなり上達していた。
She came back from studying abroad with her English much improved.
2To study temporarily at another school or institution (not necessarily abroad) in order to acquire a specific skill or knowledge.
夏休みに料理学校へ留学して基礎を学んだ。
During summer vacation, he studied for a while at a cooking school and learned the basics.
国内の専門学校に留学して技術を身につけた。
She studied for a period at a domestic vocational school and acquired practical skills.
彼はライバル校の道場に留学して腕を磨いた。
He trained for a time at a rival school's dojo to sharpen his skills.