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Correct
氢氧
/ qīng yǎng /
Strokes
Definition
hydroxide (e.g. caustic soda NaOH)
Example
As a Noun
oxy-hydrogen
1
Qīngyǎng
氢氧
yàn
焰
- Pinyin
- Sentence
oxy-hydrogen flame
2
Qīngyǎng
氢氧
hàn
焊
- Pinyin
- Sentence
oxy-hydrogen welding