HSK 5
实验
shíyàn动名
experiment; test; experimental
学生正在教室里做实验。
Xué shēng zhèng zài jiào shì lǐ zuò shí yàn.
The students are conducting an experiment in the classroom.
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Other HSK words sharing a character
Also free:
New in the HSK 3.0 word list at level 5.