laborious
adj. 费力的; 勤劳的; 辛苦的
If you describe a task or job as laborious, you mean that it takes a lot of time and effort.
Keeping the garden tidy all year round can be a laborious task.
一年到头把花园拾掇得干净整洁也不是件轻松活儿。
1. characterized by toilsome effort to the point of exhaustion; especially physical effort;
No man e ' er was glorious, who was not laborious.
人若不勤劳, 一定无荣耀.
Even with high pressure oxygen pumping into her, breathing was laborious.
尽管输入高压氧,她的呼吸还是非常困难.
On the eighth day you shall have a solemn assembly ; you shall do no laborious work.
民 29:35 第八日你们当有严肃会、麽劳碌的工都不可作.
The prosess was laborious, but I had no reason to complain of the way it worked.
手续是费事的, 但是我没有理由埋怨这样的工作方式.
Unraveling these interactions has been a laborious chore.
理清这些相互作用是一件繁琐的工作.