力所不及

beyond one's power (to do sth)

power / force / strength / ability / strenuously

actually / place / classifier for houses, small buildings, institutions etc / that which / particle introducing a relative clause or passive / CL:個|个[ge4]

no; not so / (bound form) not; un-

to fall short of / not as good as / too late

and / to reach / up to / in time for