年々増えている を英語に訳すと？

「年々増えている」
is/are increasing every year
is/are increasing year after year

「近視の学生数が年々増えている」
The number of nearsighted students is increasing year after year.

同じことを言うにも、いろんな表現があります。

More and more students are becoming nearsighted every year.

Each year, we find more students with myopia than in the previous year.

Myopia in students is becoming increasingly common every year.