operose

What an operose business it is to establish a government absolutely new.

建立全新的政府是何等艰苦的事情。

Don't use the cellphone when the signal is weakling,as that means the cellphone works more operose so it will emanate more radiations.

手机信号弱时别用，因为那意味着手机工作起来费力，因而会散发出更多的辐射。

What an operose method!

多么费事的方法呀!

operose

adj. 费力的, 吃力的, 勤勉的