fumar-
combining form 
or fumaro-
Etymology: International Scientific Vocabulary, from New Latin Fumaria 
 : fumaric acid 
< fumaramide >
< fumaronitrile >
or fumaro-
< fumaramide >
< fumaronitrile >
| 词汇 | fumar- | 
| 词根词缀 | Webster fumar- or fumaro- < fumaramide > < fumaronitrile > | 
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