20 小时之前 — Duolingo, Inc., [b] is an American educational technology company that produces learning apps and provides language certification.Duolingo offers courses on music, [5] math, …
20 小时之前 — Marathi grammar shares similarities with other modern Indo-Aryan languages. Jain Acharya Hemachandra is the grammarian of Maharashtri Prakrit. ... Arabic, English, and …