Chinese Dictionary

Usage of the character 騖

(bound form) to rush about
to strive for

to get involved in things which are not one's business

to move swiftly
to speed
to run after (empty fame, power, money etc)

to be inattentive
to be distracted by sth

hàogāowùyuǎn

to bite off more than one can chew (idiom)
to aim too high

xīnwúpángwù

completely focused
free of distractions