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Correct
波长
/ bōcháng /
Strokes
Definition
wavelength
Example
As a Noun
wavelength
1
Bōcháng
波长
fànwéi
范围
- Pinyin
- Sentence
wavelength coverage
2
Bōcháng
波长
dānwèi
单位
- Pinyin
- Sentence
wavelength unit