Warning: file_put_contents(/www/wwwroot/ppbbbu/n94.cn/cache/214baa58942c4be2ffddd9ff5aa25a8c.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/n94.cn/index.php on line 55 spring silkworm rearing season例句_spring silkworm rearing season英汉例句_spring silkworm rearing season双解例句_94生活常识网有道词典
Rearing silkworm twice in the spring season was a new trial which could save labour cost so as to suit for the present situation. 饲养二春蚕就是适应这一形势需要而形成的省力化、经济化养蚕新技术。