简笔画

jiǎn bǐ huà fāng biàn yòu yǒu xiào zài yǔ yán jiào xué zhōng guǎng fàn yìng yòng

简笔画方便又有效，在语言教学中广泛应用。

Blackboard drawings are widely used in English teaching, because they are very convenient and effective.