backward development的用法和樣例：
例句
- The academic circles often owe the sluggish development of agricultural insurance to the lack of governmental support.
對于我國農業(yè)保險發(fā)展滯后的原因學(xué)術(shù)界多歸于政府支持不力。 - As the network education development, the network courseware also obtained fast development, but network courseware estimation development is lag behina.
隨著(zhù)網(wǎng)絡(luò )教育的發(fā)展，網(wǎng)絡(luò )課件也得到了快速的發(fā)展，但網(wǎng)絡(luò )課件評價(jià)發(fā)展滯后。
