| 单词 | protocarbonated |
| 释义 | > as lemmasprotocarbonated ΚΠ 1852 E. Bowen Pict. Sketch-bk. Pennsylvania ii. 203 Proto-carbonated hydrogen, or inflammable air,..is, of all the gases, the most dangerous. 1883 Proc. Royal Geogr. Soc. 5 636 It is probable..that the phenomena mentioned are owing to the protocarbonated hydrogen of the coal deposits. < as lemmas |
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