cật lực

* adv
- Fully stretched, strained to the utmost
=làm việc cật lực+To work fully stretched
=gánh một gánh nặng cật lực+to carry a full load which strains one's power to the utmost

hard ; huge amount of ; so hard ; too hard ; very hard ; sand ;

hard ; huge amount of ; sand ; so hard ; too hard ; very hard ;