跑跑颠颠

to work hectically / to be on the go / to run around attending to various tasks

(of an animal) to paw (the ground)

to run / to run away / to escape / to run around (on errands etc) / (of a gas or liquid) to leak or evaporate / (verb complement) away / off

top (of the head) / apex / to fall forwards / inverted / to jolt

glad and diligent