reef

adj. 诡计多端，不可信任 crafty, cunning, tricky

to chew, also pr. [jue2]

fretful, impatient

to correct, to rectify (e.g. a physical defect such as hearing or vision), to cure, rectification, correction, to straighten

用手或工具在混合物中转动, 使混合物均匀