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石蕊试纸
shí​ruǐ​shì​zhǐ

litmus paper

Definitions Defs Origin Strokes Stroke Words Sentences Sents
石蕊试纸 石蕊試紙 shí​ruǐ​shì​zhǐ
litmus paper
Paper strips used in chemistry to test whether a liquid is acidic or alkaline; normally appears as blue paper that turns red in acid or red paper that turns blue in alkaline.

Frequency

Written text
0.015 per million

Cross-References

Classifier

  • 张 zhāng

Sources

Frequency data
BCC Corpus (BLCU)