HSK 5
试验
shìyàn动
experiment; test; to experiment
工厂正在试验一种新设备。
Gōng chǎng zhèng zài shì yàn yì zhǒng xīn shè bèi.
The factory is testing a new piece of equipment.
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New in the HSK 3.0 word list at level 5.