限制，约束

1. to restrict, to limit, to confine

Godan verb with 'ru' ending transitive verb

仅限于，局限于，限定于

2. to be restricted to, to be limited to, to be confined to

Godan verb with 'ru' ending intransitive verb

最适合(某事)，最佳方案，唯一途径(实现某事)

3. to be best (for), to be the best plan, to be the only way (to)

intransitive verb Godan verb with 'ru' ending