Audio is licensed under Creative Commons Attribution-ShareAlike 4.0 International License , building on the work of CC-CEDICT .
Sign in to save this word to your study lists.
Try HanyuGuide's Chinese review system with multiple choice, typed recall, tone-aware practice, and reviews scheduled before memory fades.
to tax one's ingenuity
to rack one's brains for schemes (idiom)
centrifuge
heart
(bound form) machine; mechanism