gruelling
adj
ˈɡruːəlɪŋ
adj
1
very
difficult
and
tiring
非常累人的
The
cast
took
a
break
from
their
gruelling
schedule.
演员们在累人的工作日程中忙里偷闲，休息了一会儿。
a
grueling
journey
劳累的旅途