HSK 5
应用
yìngyòng动形
to put to use; to apply; practical; applied (science, linguistics etc); application; practical use; (computing) app
这个方法已经应用到教学中。
Zhè ge fāng fǎ yǐ jīng yìng yòng dào jiào xué zhōng.
This method has already been applied in teaching.
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Other HSK words sharing a character
Also free:
New in the HSK 3.0 word list at level 5.