N-UNCOUNT

纠正；修正；矫正

例句

n.

矫正;改正

<电>整流

<化>精馏

<数>求长

Noun

1. (chemistry) the process of refinement or purification of a substance by distillation

2. the conversion of alternating current to direct current

3. the act of offering an improvement to replace a mistake; setting right

4. determination of the length of a curve; finding a straight line equal in length to a given curve