词汇	Sichuan cotton region
释义	Sichuan cotton region 四川棉区
随便看	experiment-teaching equipments experiment teaching exploration experiment station Experiment-station experiments teaching Experiments teaching key points experiment study experiment subject Experiment subjects experiment support system experiments with mixtures Experiments yielding new insights experiment system experiment table experiment tank experiment task auto-made experiment teachers experimentteaching experiment teaching experiment-teaching experiment teaching and innovative design experiment teaching and learning experiment teaching and management experiment teaching CAI experiment teaching center