tediously

The speaker went through the data points so tediously that half the audience fell asleep.

(Chinese) 演讲者如此乏味地讲解数据点，以至于一半的听众都睡着了。

Traffic crawled along tediously during the heavy snowstorm.

(Chinese) 在大暴雪期间，交通极其缓慢且乏味地挪动着。