禁不住

can't help it / can't bear it

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

to live / to dwell / to stay / to reside / to stop / (suffix indicating firmness, steadiness, or coming to a halt)

to endure

to prohibit / to forbid

repeatedly / continuously / constantly / unable to (resist, conceal etc)

(verb complement) unable to firmly or securely (grasp, recall etc) / repeatedly; continuously; constantly