“吃力的”用英文怎么讲？？

chilide

laboured laborsome labored
operose sweaty exacting

e.g:编词典是一种极其吃力的苦差。
Compiling a dictionary is an awful sweat

exacting, painstaking, painful, diligent, arduous,awful, strained，hardworking ...
http://dict.cn/search/?q=%B3%D4%C1%A6
http://dict.cn/search/?q=%B3%D4%C1%A6%B5%C4&r=%B3%D4%C1%A6de
http://dict.cn/search/?q=%BA%DC%B3%D4%C1%A6&r=%B3%D4%C1%A6de